TED Talks
Richard Turere: My invention that made peace with lions
In the Maasai community where Richard Turere lives with his family, cattle are all-important. But lion attacks were growing more frequent. In this short, inspiring talk, the young inventor shares the solar-powered solution he designed to...
SciShow
Is Australia Trying to Kill You
Australia: An entire continent so infested with deadly creepy crawlies and creatures of all kinds, it seems like it’s actively trying to kill you. But is the natural world really any more dangerous down under than anywhere else?
Crash Course
The Weaponization of Outbreaks - Crash Course Outbreak Science
A sad reality that we have to face when studying outbreak science is that sometimes groups of people use outbreaks intentionally to inflict harm on another group. We call this "weaponizing an outbreak", and it's the focus of this episode...
TED-Ed
TED-Ed: How will AI change the world? | TED-Ed
In the coming years, artificial intelligence is probably going to change your life— and likely the entire world. But people have a hard time agreeing on exactly how AI will affect our society. Can we build AI systems that help us fix the...
SciShow
6 "Vegetarian" Animals that Will Give You Nightmares
Some of the animals you think of as just cute grass-eating creatures might actually be more interested in chomping on your meaty bones.
SciShow
How Safe Are Pesticides, Really?
If you’ve heard anything about pesticides, it’s probably about how toxic they are. But they make growing food more cost-effective, so when some make it into your groceries, how bad can they be?
TED-Ed
TED-Ed: Vultures: The acid-puking, plague-busting heroes of the ecosystem | Kenny Coogan
In the African grasslands, a gazelle suffering from tuberculosis takes its last breath. The animal's corpse threatens to infect the water, but for the vulture, this isn't a problem: it's a feast. With a stomach of steel that can digest...
SciShow
Poisons and Venoms and Toxins, Oh My!
From daffodils to dangerous snakes, toxins are everywhere. Here's a collection of episodes about our favorite poisonous, venomous, and generally toxic organisms.
TED Talks
TED: Every day you live, you impact the planet | Jane Goodall
Legendary primatologist Jane Goodall says that humanity's survival depends on conservation of the natural world. In conversation with head of TED Chris Anderson, she tells the story of her formative days working with chimpanzees, how she...
SciShow
The Common Houseplant That Hasn’t Flowered in Almost 60 Years
The pothos plant grows really well in a lot of places, so you’d think they’d be easy to coax blossoms out of, but even the greenest thumbs haven’t seen this plant bloom naturally in over 60 years! Why are the pothos petals so shy?
TED Talks
Melissa Marshall: Talk nerdy to me
Melissa Marshall brings a message to all scientists (from non-scientists): We're fascinated by what you're doing. So tell us about it -- in a way we can understand. In just 4 minutes, she shares powerful tips on presenting complex...
SciShow Kids
Why Does My Ear Hurt?
Squeaks is feeling a little under the weather! As if a sore throat and a stuffy head weren't bad enough, he also has an earache. Join him to learn why we get earaches and what we can do to help our bodies get over them faster!
TED Talks
TED: Why domestic violence victims don't leave | Leslie Morgan Steiner
Leslie Morgan Steiner was in "crazy love" -- that is, madly in love with a man who routinely abused her and threatened her life. Steiner tells the story of her relationship, correcting misconceptions many people hold about victims of...
Crash Course
Tragedy Lessons from Aristotle: Crash Course Theater #3
Aristotle. He knows a lot, right? And if you choose to believe Aristotle, then you must believe all the mechanics of tragedy that Mike is about to lay on you. This week, we're looking at Aristotle's rules for the basic elements of...
SciShow
What If We Killed All the Wasps?
Unlike their friendly, flower-pollinating cousin, the bee, wasps are best known for stinging people, ruining picnics, and generally being jerks... so should we just totally get rid of them?
SciShow
6 Microbes Saving the Environment
Ever since humans found out about germs, we’ve gone a bit overboard inventing antibacterial soap and antibiotics and antifungals. But despite our aversion to them, microbes aren’t all bad, and some of them could even help us save the...
SciShow
Does Drinking Alcohol Kill Your Gut Bacteria?
Alcohols are used to disinfect things all the time, which makes drinking them sound bad for the helpful critters in your gut. But, turns out, drinking in moderation could actually be good for your microbiome.
TED Talks
Suzanne Talhouk: Don't kill your language
More and more, English is a global language; speaking it is perceived as a sign of being modern. But -- what do we lose when we leave behind our mother tongues? Suzanne Talhouk makes an impassioned case to love your own language, and to...
SciShow
Antimicrobials Inspired by Animals
The animal kingdom is diverse, fascinating, and even inspires the medical world!
SciShow
The Little Apple of Death
If you find some trees with little apple-like fruits by the ocean, beware! It might be a Manchineel, the world's most dangerous tree.
SciShow
Should You Use Hydrogen Peroxide to Clean Wounds?
Hydrogen Peroxide: It fizzes, it stings, but does it actually do you any good? Find out on this week's Quick Question!
SciShow
Biofilm: A New (Gross) Thing to Worry About
Slime can be great, but when it's the wrong kind of slime (you know, the kind that can kill you?), it gets added to the list of things Hank wishes he didn't have to worry about. Scientists call it biofilm, and it's a type of bacterial...
SciShow
Top 5 Deadliest Substances on Earth
There are natural poisons that lurk in bacteria, plants, and fungi pretty much everywhere, and they're there for good reasons (according to the organisms that produce them) - but what is it about their chemical make up that makes them so...
SciShow
Why You’re More Afraid of Sharks Than Cows
Tons of people are afraid of sharks, but the reasons have a lot more to do with how our brains deal with risk than anything to do with these super cool sea critters. Heads up: This video contains footage of sharks.