TED Talks
TED: Better toilets, better life | Joe Madiath
In rural India, the lack of toilets creates a big, stinking problem. It leads to poor quality water, one of the leading causes of disease in India, and has a disproportionately negative effect on women. Joe Madiath introduces a program...
TED Talks
TED: My secret to creating real magic | Christina Tosi
In an infectiously joyous talk, Milk Bar founder Christina Tosi shares the sugary jolt of her first food memory and behind-the-scenes stories of her bakery's famously inventive cakes, cookies and treats. This talk may make you hungry --...
MinuteEarth
Why Are There Dangerous Ingredients in Vaccines
Want to learn more about the topic in this week's video? Here are some key words/phrases to get your googling started: -adjuvant: substance added to a vaccine to enhance the body's immune response and increase the vaccine's efficacy...
SciShow
Most Metabolism Boosters Are BS
Despite some bold claims, most supplements can’t really "boost" your metabolism, and the actual changes we can make to it are pretty limited.
SciShow
9 Scientific Cooking Techniques
All cooking is science: we use chemistry and physics to steam, fry, bake, or microwave almost all of our meals. However, there are some cooking methods that delve into even deeper and stranger scientific territory.
Curated Video
The Agricultural Revolution: Crash Course World History
In which John Green investigates the dawn of human civilization. John looks into how people gave up hunting and gathering to become agriculturalists, and how that change has influenced the world we live in today. Also, there are some...
MinuteEarth
Why Do India And China Have So Many People?
India and China have so many people today because they’re good for farming and big, but they’ve always been that way, so they’ve actually had a huge proportion of Earth’s people for thousands of years.
TED Talks
TED: How women in rural India turned courage into capital | Chetna Gala Sinha
When bankers refused to serve her neighbors in rural India, Chetna Gala Sinha did the next best thing: she opened a bank of her own, the first ever for and by women in the country. In this inspiring talk, she shares stories of the women...
SciShow
6 Toilets From History, and What They Taught Us
Across the world, and throughout history, different peoples have developed different ways to deal with their own waste. And while they didn’t always nail the design, their efforts to keep themselves safe have led to the thrones and...
SciShow
Do My Feet Smell Like Doritos?
Hank tackles another one of the internet's most-asked questions: What makes feet stink? And maybe more importantly, why do they sometimes smell like ... snack food?
SciShow
How Being Obsessed with Health Can Make You Unhealthy
Dieting and exercise can be good for you, but just because something’s healthy, that doesn't mean more is even healthier.
SciShow
7 Weird Things That Happen Before You're 7
Kids are weird. They eat mud, talk to bugs, and stick things up their noses... but the changes kids go through as they grown out of infancy and into childhood are even weirder!
SciShow
Everything You Ever Wanted to Know About Poop
Here on SciShow, we've talked a lot about poop and the science behind one of the more private aspects of our lives. So, our gift to you is a collection of just SOME of our poop-related episodes. Happy Holidays!
SciShow
5 Chemicals That Are in (Almost) Everything You Eat
Discover 5 key chemicals that we use to make our food taste the way it's supposed to taste, look the way we expect it to look, and generally survive the journey to our tables intact.
SciShow
Hydras Are What They Eat
You may have to open your mouth pretty wide to take a bite of a burger, but a Hydra can tear open its mouth to devour food larger than itself.
TED Talks
Kristie Ebi: How climate change could make our food less nutritious
Rising carbon levels in the atmosphere can make plants grow faster, but there's another hidden consequence: they rob plants of the nutrients and vitamins we need to survive. In a talk about global food security, epidemiologist Kristie...
TED Talks
The hidden history found in your teeth | Carolyn Freiwald
Your teeth carry secrets: centuries of history about your ancestors, from where they lived to what they ate and where they traveled. Bioarchaeologist Carolyn Freiwald traces the story of human migration across the Americas -- from Mayan...
SciShow
Why Can't You Compost Meat?
Composting becomes more widespread and accessible all the time, keeping millions of tons of food waste from ending up in landfills every year. But there is one quirk of some composting programs that can be a little annoying: they don't...
SciShow Kids
Cheetahs: The Fastest Runners in the World
Jessi and Squeaks love to race each other! They can both run pretty fast, but there's one animal they'd never be able to beat: the cheetah! Join us to learn all about this super speedy cat!
SciShow Kids
Baking a Cake with Science!
It might seem like magic when you put some batter in the oven and pull out a fluffy cake, but it's actually science! Join Jessi and Squeaks as they bake a cake and explain how the ingredients react with each other to make a tasty treat!
SciShow
What We Don't Know about E-Cigs
You might have one of them, e-cigarette. Some people switch to it from average tobacco to quit smoking. But is it really a better and safer option for you?
SciShow Kids
The Problem With Pandas | Animal Science for Kids
What's black and white, big and fuzzy, and likes to eat bamboo all day? A panda! Join us to learn all about this rare bears and the challenges they face as their habitat disappears.
SciShow
The 5 Most Important Molecules in Your Body
Your body has all sorts of complicated processes going on, and a lot of them are carried out by incredibly powerful molecules. We're not talking nutrients -- we're talking about 5 of the molecules that keep you ticking!
TED-Ed
TED-Ed: Can we create the "perfect" farm? | Brent Loken
About 10,000 years ago, humans began to farm. This agricultural revolution was a turning point in our history and enabled the existence of civilization. Today, nearly 40 percent of our planet is farmland. Spread all over the world, these...