SciShow

Can a Plug-In Really Improve Your Cat's Behavior?

Title: Can a Plug-In Really Improve Your Cat's Behavior?
Runtime: 7:25
Date posted: 2 years ago
Description: Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.

Have you ever seen cat pheromones, sometimes branded as Feliway, that promise to address problem behaviors like cat scratching, fighting, and stress? These products are based on real science. But do they work?

Hosted by: Savannah Geary (they/them)
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Title: What Makes This Plant Hair So Deadly?
Runtime: 5:31
Date posted: 2 years ago
Description: You may be familiar with plants that have hair, like fuzzy peaches. But these plant take their 'dos to the next level, because their hairs are deadly.

Hosted by: Reid Reimers
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Title: 10,000:1
Runtime: 6:47
Date posted: 2 years ago
Description: A special guest joins Hank Green as he thanks everyone who has ever supported SciShow. In addition to Patreon, there's a new way to keep great science communication on YouTube.

Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
Postcards: https://store.dftba.com/products/scishow-postcards-signed-by-hank

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Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Adam Brainard, Alex Hackman, Ash, Bryan Cloer, charles george, Chris Mackey, Chris Peters, Christoph Schwanke, Christopher R Boucher, Eric Jensen, Harrison Mills, Jaap Westera, Jason A, Saslow, Jeffrey Mckishen, Jeremy Mattern, Kevin Bealer, Matt Curls, Michelle Dove, Piya Shedden, Rizwan Kassim, Sam Lutfi
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This Simple Test Could Detect Half of All Cancers

Title: This Simple Test Could Detect Half of All Cancers
Runtime: 7:34
Date posted: 2 years ago
Description: Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.

Cancer is a complicated disease, and there's no simple blood test for early detection and screening to spot cancer in general. That might be changing thanks to LINE-1, a retrotransposon gene that doesn't do anything.

Hosted by: Hank Green (he/him)
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Title: Does Antimatter Fall?
Runtime: 7:02
Date posted: 2 years ago
Description: Order your SciShow stickers, the Pin of the Month, and all SciShow merch here: https://dftba.com/scishow

In September 2023, a group of scientists from CERN published the first results from the ALPHA-g experiment, which seeks to figure out how antimatter responds to the force of gravity. Does it fall like regular matter? Does it not interact with gravity at all? Or does it fall UP?

Hosted by: Stefan Chin
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Loo...

Ticks Can Spread An Allergy To… Red Meat?

Title: Ticks Can Spread An Allergy To… Red Meat?
Runtime: 6:09
Date posted: 2 years ago
Description: It's been about ten years since scientists categorized alpha-gal syndrome, AKA the red meat allergy spread by ticks. But while researchers know more about it, there's a chance that doctors don't.

Hosted by: Hank Green (he/him)
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Title: Can We Make A Vaccine Against Smoking?
Runtime: 11:23
Date posted: 3 years ago
Description: We've all heard of a flu shot or a COVID vaccine, but there's a whole bunch of other health issues that researchers think we can use vaccines to prevent. From high cholesterol to substance abuse, researchers want our immune systems to tackle all kinds of things - even our own allergies.

Hosted by: Hank Green (he/him)
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Title: The Science of Mouth Taping
Runtime: 7:28
Date posted: 3 years ago
Description: Secure your business effortlessly with a 3-month NordPass trial! Use 'scishowoffer' activation code at http://nordpass.com/scishowoffer. Limited time offer!

Have you heard about this technique called mouth taping, and the claims it can cure everything from asthma to bad breath? We're here to cover what science and peer-reviewed research actually has to say about it.

Hosted by: Savannah Geary (they/them)
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Loo...

Are Sharks Really Older Than the North Star?

Title: Are Sharks Really Older Than the North Star?
Runtime: 8:17
Date posted: 3 years ago
Description: If you've spent enough time on the internet, you may have stumbled upon the fact that sharks are older than Polaris, aka the North Star. But are they really? It turns out the truth is a little more complicated.

Hosted by: Reid Reimer (he/him)

Credit correction:
Writer: James M. Gaines
Editor: JD Voyek
Fact Check: Heather Hess
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We May Be Able To Grow Human Organs In Animals. Should We?

Title: We May Be Able To Grow Human Organs In Animals. Should We?
Runtime: 12:53
Date posted: 3 years ago
Description: If you want to be the next scientist to grow a human body part in an animal, start your college journey with Study Hall! Take a college course that starts on YouTube and earn credit before you even apply to college. Go to https://link.gostudyhall.com/kp to learn more.

Seventeen people in the US die /every day/ waiting for an organ transplant, usually a kidney. One approach is to grow extra kidneys in pigs, an idea known as xenotransplantation. We'll look at two recent milestones, as well as the complex ethics of growing animals for organs.

Hosted by: Savannah Geary (they/them)
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The Infamous, Brain-Bending Birthday Problem

Title: The Infamous, Brain-Bending Birthday Problem
Runtime: 7:23
Date posted: 3 years ago
Description: Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.

There's a rather famous problem in math of probability called the Birthday Paradox. Let's get into how it works, and how creative uses of this hypothetical problem have real-world applications!

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Title: The Ocean's Most Important Crystal
Runtime: 6:30
Date posted: 3 years ago
Description: When we think of the ocean and what's in it, you probably think of stuff like fish, or salt, or seaweed. But there's a crystal that is so vital to marine life that they take dissolved materials in that salty water and build it themselves. This month's Rocks Box video, we're talking aragonite!

Get a monthly hand-picked rock, mineral, gem, or fossil with the SciShow Rocks Box!
https://SciShow.Rocks/

Hosted by: Hank Green (he/him)
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How Much of Your Body Is New Every Year? | Compilation

Title: How Much of Your Body Is New Every Year? | Compilation
Runtime: 29:39
Date posted: 3 years ago
Description: Certain parts of you continue to regenerate. You can regrow your liver, for instance. But why not your lungs or legs? Scientists are getting closer to solving that mystery.

Hosted by: Stefan Chin
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The Biggest and Brightest Space News of 2023

Title: The Biggest and Brightest Space News of 2023
Runtime: 9:04
Date posted: 3 years ago
Description: It's that time of year where we reflect on the events of 2023 - and if you're like us, you're thinking about all the coolest space-y finds of the year. So here's the brightest, faintest, and most magnetic stuff we saw in space this year!

Hosted by: Savannah Geary (they/them)
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This Light is a Different Kind of Invisible

Title: This Light is a Different Kind of Invisible
Runtime: 8:01
Date posted: 3 years ago
Description: Right now, LMNT is offering SciShow viewers a free sample pack with any order. That’s 8 single serving packets free with any LMNT order. It’s a great way to try all 8 flavors or share with a friend! Get yours at https://DrinkLMNT.com/SciShow.

Dark matter's most famous trait is its inability to interact with light, the particle version of which we call "photons". But in their attempts to figure out exactly what dark matter is, some scientists have proposed "dark photons".

Hosted by: Reid Reimers (he/him)

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The Moon is Rusting. It's the Earth's Fault.

Title: The Moon is Rusting. It's the Earth's Fault.
Runtime: 6:20
Date posted: 3 years ago
Description: Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.

The Moon is typically 380,000-ish kilometers from the Earth, so it doesn't seem like they have that much of a direct influence on one another. However, the presence of hematite on the lunar surface suggests our planet is causing the Moon to rust.

Hosted by: Reid Reimers (he/him)
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Title: These Are The Coolest Fossils From 2023
Runtime: 12:33
Date posted: 3 years ago
Description: It's that time of year where we round up all our favorite science discoveries of the year, and today, we're talking fossils. From a wild mosasaur with screwdriver teeth, to glittery gold fossils, and even a mammal-versus-reptile fight to the death that ended with a volcanic eruption, let's chat about all the sickest fossils from 2023.

Hosted by: Reid Reimers
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Are Your New Memories Replacing Your Old Ones?

Title: Are Your New Memories Replacing Your Old Ones?
Runtime: 6:11
Date posted: 3 years ago
Description: Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.

Research suggests there's a reason you can't remember much from your childhood: new memories are replacing the old ones.

Hosted by: Stefan Chin (he/him)
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A Vaccine That Makes Your Immune System ... Forget?

Title: A Vaccine That Makes Your Immune System ... Forget?
Runtime: 6:53
Date posted: 3 years ago
Description: Vaccines for covid or the flu teach your immune system to remember a threat so that it responds when that threat shows up. Some researchers want to delete immune memories instead, because those aberrant memories are the cause of autoimmune diseases like MS, Celiac, and Crohn's disease.

Hosted by: Savannah Geary (they/them)
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Keep Calm And Recover From Surgery Faster

Title: Keep Calm And Recover From Surgery Faster
Runtime: 6:11
Date posted: 3 years ago
Description: Can keeping calm before a surgery reduce negative outcomes? More than one study says "Yes."

Hosted by: Savannah Geary (they/them)
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Title: What Color Was the Big Bang?
Runtime: 7:12
Date posted: 3 years ago
Description: Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.

If you could survive a trip to the very first moments of reality as we know it, what color would you see?

Hosted by: Stefan Chin (he/him)
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What The Heck Is Tuberculosis? #science #scishow #medicine #johngreen

Title: What The Heck Is Tuberculosis? #science #scishow #medicine #johngreen
Runtime: 1:00
Date posted: 3 years ago
Description: You may have been hearing more about tuberculosis lately than you're used to. But what exactly is it? Let's hear form guest host and friend of the channel, John Green.

Hosted by: John Green
Emma Dauster: Writer
Keren Turton: Fact Checker
Amy Peterson: Script Editor
Bill Mead: Editor
Mackenna Goodrich: Associate Producer
Aimee Roberts: Art Director
Daniel Comiskey: Editorial Director
Savannah Geary: Producer
Nicole Sweeney: Executive Producer
Hank Green: Executive Producer

----------
Sources:

https://www.who.int/news-room/fact-sheets/detail/tuberculosis
https://www.cdc.gov/tb/topic/basics/default.htm
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3867229/
https://err.ersjournals.com/content/27/147/170077

https://en.wikipedia.org/wiki/File:TB_Culture.jpg#/media/File:TB_Culture.jpg
https://www.gettyimages.com/detail/video/droplets-infected-with-a-...

Everyone Was Wrong About Avocados - Including Us

Title: Everyone Was Wrong About Avocados - Including Us
Runtime: 9:23
Date posted: 3 years ago
Description: If you’re a fan of avocados, you might have heard that they only exist thanks to prehistoric creatures called giant ground sloths. In fact, you’ve probably heard that from us. But as it turns out, the real story is way more complicated - so here's Hank to break down the avocado fact and fiction.

Hosted by: Hank Green (he/him)

**We looked at both paleontological and archaeological evidence for this video, and in a couple places we said one when we meant the other, sorry!**

Corrections:
2:41 This should be “the fossil record”
4:28 This should be "Paleontologists analyzed"
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The 5,000-Year-Old Mystery of Ancient Egyptian Perfume

Title: The 5,000-Year-Old Mystery of Ancient Egyptian Perfume
Runtime: 8:32
Date posted: 3 years ago
Description: Subscribe to Curiosity Stream and start exploring the world around you! https://curiositystream.com/SciShow

The ancient Egyptians were masters of embalming the dead, but they left no record of the ingredients in their balms and perfumes. Luckily, modern chemistry is unlocking those secrets. And it's telling us a lot more about their culture than what they smelled like.

Hosted by: Savannah Geary (they/them)
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---------...

The World’s Biggest Aircraft Can Fly for a Week

Title: The World’s Biggest Aircraft Can Fly for a Week
Runtime: 7:35
Date posted: 3 years ago
Description: Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.

It's a bird, it's a plane, it's a... peach emoji? The Airlander 10 is the world's biggest currently operational aircraft, and though it won't be setting any speed records, it may hold the key to greener, more sustainable commercial and research flight.

Hosted by: Hank Green (he/him)
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The Founder Of Forensic Anthropology Was Wrong About Everything

Title: The Founder Of Forensic Anthropology Was Wrong About Everything
Runtime: 12:31
Date posted: 3 years ago
Description: Aleš Hrdlička is known as the founder of forensic anthropology, and remains a huge part of the story of the history of anthropology as a science. But his legacy of racism and just bad science is one that this field has been reckoning with for decades, and that work to undo his sordid legacy is far from done.

Hosted by: Stefan Chin (he/him)
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How Did Tuberculosis Get So Bad? #science #scishow #tuberculosis #health

Title: How Did Tuberculosis Get So Bad? #science #scishow #tuberculosis #health
Runtime: 0:57
Date posted: 3 years ago
Description: We know tuberculosis is really dangerous, but how did it get that way? turns out, the trick up it's sleeve is all about side-stepping our immune systems.

Hosted by: Hank Green (he/him)
Emma Dauster: Writer
Courtney Tern: Fact Checker
Amy Peterson: Script Editor
Madison Lynn: Videographer
Savannah Geary: Script Supervisor
Seth Gliksman: Editor
Mackenna Goodrich: Associate Producer
Aimee Roberts: Art Director
Daniel Comiskey: Editorial Director
Nicole Sweeney: Executive Producer
Hank Green: Executive Producer
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Sources:
https://hal.science/hal-03318178
https://www.who.int/news-room/fact-sheets/detail/tuberculosis
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC508130/pdf/992818.pdf

Images Sources:
https://commons.wikimedia.org/wiki/File:TB_Culture.jpg
https://commons.wikimedia.org/wiki/File:Tuberculosis_Death_Rate,_United_States_LCCN2016887583.tif...

Title: How To Clear Icy Roads, With Science
Runtime: 6:13
Date posted: 3 years ago
Description: Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.

Icy roads are a huge hazard, and typical methods of de-icing them can be pretty toxic to wildlife. Which is why researchers have been so fixated on finding better alternatives, from brine to pig pee.

Host: Savannah Geary (they/them)
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Title: There’s a New Biggest Animal (Maybe)
Runtime: 5:34
Date posted: 3 years ago
Description: Move over, blue whale! Perucetus colossus, a basilosaurid whale that lived 39 million years ago, may have been the biggest animal ever. It has the heaviest skeleton ever found, which may make it the new largest animal of all time.

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Title: Is JWST Living Up to the Hype?
Runtime: 8:19
Date posted: 3 years ago
Description: The James Webb Space Telescope is the most ambitious space observatory ever launched, and nobody hyped it more than us. So is it putting in work? Oh, boy, yes. Yes it is.

Hosted by: Stefan Chin
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GREAT White Shark News! #science #scishow #shark #marine

Title: GREAT White Shark News! #science #scishow #shark #marine
Runtime: 0:45
Date posted: 3 years ago
Description: Great news - there's more great white sharks near Cape Cod than ever! I know, that doesn't sound awesome if you're a swimmer, but it's an awesome sign for the marine ecosystems.

Hosted by: Niba Audrey Nirmal (she/her)
Becki Robins: Writer
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Sources:
https://www.scientificamerican.com/article/remarkable-rebound-the-great-white-sharks-of-cape-cod1/
https://www.int-res.com/articles/feature/m715p001.pdf?fbclid=IwAR3u1Gj4hRZtxbGZoeBoewzoQII8MVAIP58K-roYYjeNUcuhc8kQuUwmsFA
https://cdnsciencepub.com/doi/full/10.1139/cjfas-2021-0313

Images

https://www.gettyimages.com/detail/illustration/cartoon-ocean-shark-...

Title: Why Do We Cry On Planes?
Runtime: 6:07
Date posted: 3 years ago
Description: Have you ever found yourself getting teary-eyed on a plane, and not because of the lack of legroom? Turns out there's a few good reasons that science says that's totally normal. Don't forget to throw some tissues in your carry-on.

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What Took Down These Three Ancient Civilizations?

Title: What Took Down These Three Ancient Civilizations?
Runtime: 8:44
Date posted: 3 years ago
Description: When it comes to piecing together what happened to civilizations that no longer exist, it can be challenging to solve the mystery. But research into Angkor, the Akkadian Empire, and even the Norse of Greenland, is helping us see that these three groups of people separated through time and geography mat have all met their ends through a common enemy - Mother Nature.

Hosted by: Reid Reimers
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The Implant That Literally Freezes Away Pain

Title: The Implant That Literally Freezes Away Pain
Runtime: 6:09
Date posted: 3 years ago
Description: Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial.

It's no secret that cold can help treat a source of pain, like a sprained ankle or even a burn. But new technology might be able to take that principle and apply it /directly/ onto your nerves!

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Is There A Shortcut To Treating Tuberculosis? #science #scishow #tuberculosis #health

Title: Is There A Shortcut To Treating Tuberculosis? #science #scishow #tuberculosis #health
Runtime: 0:43
Date posted: 3 years ago
Description: TB kills thousands of people every day, and treating it takes a huge amount of time and effort. But, new research suggests that thanks to better drugs, we can cut that treatment duration by a third!

Hosted by: Savannah Geary (they/them)
Jesslyn Shields: Writer
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----------
Sources:
https://www.nejm.org/doi/full/10.1056/NEJMoa2104535

Images Sources:
https://commons.wikimedia.org/wiki/File:Mycobacterium_tuberculosis_Bacteria_(16843981465).jpg
https://commons.wikimedia.org/wiki/File:%D0%A2%D1%83%D0%B1%D0%B5%D1%80%D0%BA%D1%83%D0%BB%D0%B5%D0%B7_%D0%BD%D0%B0_%D0%BC%D...

The OTHER Genome Project That’s Transforming Medicine

Title: The OTHER Genome Project That’s Transforming Medicine
Runtime: 8:53
Date posted: 3 years ago
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You've heard of the Human Genome Project, and how having all that info about our genes could help us treat /tons/ of diseases. But a newer project wants to zoom out a little and use different genetic information to help us solve our problems. Enter, primates.

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The Rare Fossils We Find By The Thousands

Title: The Rare Fossils We Find By The Thousands
Runtime: 5:57
Date posted: 3 years ago
Description: Eurypterids are rare in the fossil record overall. But when we find these 400-million-year-old "sea scorpions," we find LOTS of them.

Hosted by: Stefan Chin (he/him)
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Sex-Triggered Asthma?! #science #scishow #asthma #romance

Title: Sex-Triggered Asthma?! #science #scishow #asthma #romance
Runtime: 0:37
Date posted: 3 years ago
Description: We've all heard of getting wheezy from exercise or allergies, but it turns out that there's another pastime that can be ruined by sudden-onset asthma: Sex.

Hosted by: Savannah Geary (they/them)
Emma Dauster: Writer
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Sources:
https://www.sciencedirect.com/science/article/pii/S0002962915306686

Images

https://www.gettyimages.com/detail/video/asthmatic-woman-having-an-asthma-attack-using-inhaler-stock-footage/1061374854?adppopup=true
https://www.gettyimages.com/detail/video/neurotransmitter-release-mechanisms-neurotransmitters-stock-footage/1392199...

The Rocky Road to the Most Powerful Rocket in History

Title: The Rocky Road to the Most Powerful Rocket in History
Runtime: 6:10
Date posted: 3 years ago
Description: In 2024, NASA plans to send the first humans to the Moon (well, around the Moon) in over 50 years ago. And in order to get the necessary oomph to hurl those astronauts over there, NASA will be using its most powerful rocket ever: the controversial Space Launch System.

Check out our rocket pin of the month over at https://store.dftba.com/collections/scishow/products/scishow-pin-of-the-month-december-nasas-space-launch-system

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Should You Get Multiple Shots in the Same Arm?

Title: Should You Get Multiple Shots in the Same Arm?
Runtime: 6:50
Date posted: 3 years ago
Description: When you get two doses of a vaccine, you might assume that it doesn't matter which arm gets the shots. But some evidence suggests that it does.

Hosted by: Stefan Chin (he/him)
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Title: To Save Sinking Cities, Just Add Water
Runtime: 7:35
Date posted: 3 years ago
Description: Thank you to Trade Coffee for sponsoring this episode. Go to https://drinktrade.com/scishowoffer to get a free bag of coffee with any subscription purchase.

It's more than climate change putting coastal cities at risk of catastrophic flooding. Subsidence, or sinking, affects cities as they pump out groundwater to use. The solution might be as simple as putting it back.

Hosted by: Reid Reimers (he/him)
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Title: Octopuses Have a Favorite Arm
Runtime: 13:26
Date posted: 3 years ago
Description: Right now, LMNT is offering SciShow viewers a free sample pack with any order. That’s 8 single serving packets free with any LMNT order. It’s a great way to try all 8 flavors or share with a friend! Get yours at https://DrinkLMNT.com/SciShow.

Most humans might be right-handed, but plenty of other animals have a preferred hand (or whatever they've got instead of hands) too. The more general term is lateralization, and it's found in everything from kangaroos to octopuses.

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Title: We Finally Found a Green Use for Coal
Runtime: 7:16
Date posted: 3 years ago
Description: One day, the world may partially run on clean hydrogen fuel. But a big barrier to that future is just how darn difficult it is to store hydrogen for later use. So one team of scientists have proposed making hydrogen "batteries" out of something we want to stop using as fuel: coal.

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Do cranberries help prevent UTIs? #shorts #science #stem #scishow

Title: Do cranberries help prevent UTIs? #shorts #science #stem #scishow
Runtime: 0:45
Date posted: 3 years ago
Description: Cranberries are a well-known home remedy for UTIs, but does science support the claim that these guys can stave off an infection? A recent meta-analysis might have gotten us closer to the answer.

Hosted by: Niba Audrey Nirmal (she/her)
Jesslyn Shields : Writer
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Mackenna Goodrich: Associate Producer
Aimee Roberts: Art Director
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Sources:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8412316/
https://pubmed.ncbi.nlm.nih.gov/20443158/

Images:
https://www.gettyimages.com/detail/video/cranberries-in-the-air-stock-footage/1371171730?adppopup=true
https://www.gettyimages.com/detail/video/medical-video-background-coli-bacteria-stock-footage/497528033?adppopup=true
https:...

Title: How Do Volcanoes Make Smoke Rings?
Runtime: 3:27
Date posted: 3 years ago
Description: Order your 2024 SciShow Calendar, the Pin of the Month, and all SciShow merch here: https://dftba.com/scishow

Occasionally, a volcano coughs up a ring of fog. How does it create that whimsical shape, and how similar is it to the smoke rings humans can make?

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The Nuclear Bunker Full of Cannibal Ants

Title: The Nuclear Bunker Full of Cannibal Ants
Runtime: 4:13
Date posted: 3 years ago
Description: There's an abandoned Soviet nuclear bunker in Poland full of cannibal ants. And weird as it sounds, it's helping us learn more about the behavior of social insects.

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Food Substitutes To Try This Thanksgiving | SciShow Compilation

Title: Food Substitutes To Try This Thanksgiving | SciShow Compilation
Runtime: 31:33
Date posted: 3 years ago
Description: Just in time for Thanksgiving, this SciShow compilation explores the science behind food substitutes such as applesauce in place of butter, animal-free meat, and artificial sweeteners.

Hosted by: Stefan Chin (he/him)
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AI Can Now Read Ultrasounds #science #scishow #pregnancy #medicine

Title: AI Can Now Read Ultrasounds #science #scishow #pregnancy #medicine
Runtime: 0:47
Date posted: 3 years ago
Description: There's a huge problem of getting tests like ultrasounds out to people in impoverished parts of the world. But thanks to som e major breakthroughs in tech, AI could be here to help.

Hosted by: Savannah Geary (they/them)
Jesslyn Shields: Writer
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Bill Mead: Editor
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The Human Era Has an Official Start. It’s a Lake in Canada

Title: The Human Era Has an Official Start. It’s a Lake in Canada
Runtime: 7:21
Date posted: 3 years ago
Description: Recently, a group of scientists have declared that the start of the Anthropocene, the time of outsize human influence on Earth, to be Crawford Lake in Canada. But how can a time be a place? We'll explain, and maybe grab some maple syrup.

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Title: The Parasite That Makes You King
Runtime: 7:04
Date posted: 3 years ago
Description: Being infected with a parasite is bad, right? So why are wolves in Yellowstone National Park infected with Toxoplasma gondii some of the most successful individuals

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