TED Talks
TED: Can we feed ourselves without devouring the planet? | George Monbiot
Farming is the worst thing humanity has ever done to the planet, says journalist George Monbiot. What's more: the global food system could be heading toward collapse. Detailing the technological solutions we need to radically reshape...
Curated Video
UN warns that Nigeria on the brink of famine
The United Nations has warned that if the international community and Nigerian authorities don't address an ongoing humanitarian crisis in the country there would be a large-scale famine.Speaking in Brussels on Thursday, Toby Lanzer, the...
TED Talks
Kristen Wenz: What if a single human right could change the world?
More than a billion people worldwide, mostly children, do not have a legal identity. In many countries, this means they can't get access to vital services like health care and education, says legal identity expert Kristen Wenz. She...
Crash Course
Climate Change, Chaos, and The Little Ice Age - Crash Course World History 206
In which John Green teaches you about the Little Ice Age. The Little Ice Age was a period of global cooling that occurred from the 13th to the 19th centuries. This cooling was likely caused by a number of factors, including unusual solar...
SciShow
A User's Guide to the Human Body
If you've ever wondered why you crave certain foods or what your appendix actually does, there's something in this collection for you!
TED Talks
TED: The family I lost in North Korea. And the family I gained. | Joseph Kim
A refugee now living in the US, Joseph Kim tells the story of his life in North Korea during the famine years. He's begun to create a new life -- but he still searches for the family he lost.
TED Talks
Dan Pallotta: The way we think about charity is dead wrong
Activist and fundraiser Dan Pallotta calls out the double standard that drives our broken relationship to charities. Too many nonprofits, he says, are rewarded for how little they spend -- not for what they get done. Instead of equating...
SciShow
Pain-Killing Hunger and Superpowered Diabetic Fish
Animals that eat things are at the forefront of this week’s news, from mice with pain-killing hunger to fish with signs of diabetes.
SciShow
Animals Getting Bigger, and How Cannabis Causes Hunger
SciShow News delves into the history of marine animals and finds that they’re getting bigger, and unlocks the secret of how cannabis creates one of its most medically useful effects.
MinuteEarth
The Science of Hobbit Gluttony
Because smaller animals have to eat more relative to their bodyweight, Tolkein’s hobbits need to eat a lot - not for comfort, but for survival.
Crash Course
Why is There Uneven Access to Food? Crash Course Geography
Food insecurity, or the lack of access to enough nutritious food, is a complex problem. In the 21st century, even with all of our advances in technology, access to food is still uneven. Today we're going to look at the diffusion of food...
TED Talks
Sandra Aamodt: Why dieting doesn't usually work
In the US, 80% of girls have been on a diet by the time they're 10 years old. In this honest, raw talk, neuroscientist Sandra Aamodt uses her personal story to frame an important lesson about how our brains manage our bodies, as she...
TED Talks
Laura Boykin: How we're using DNA tech to help farmers fight crop diseases
Nearly 800 million people worldwide depend on cassava for survival -- but this critical food source is under attack by entirely preventable viruses, says computational biologist and TED Senior Fellow Laura Boykin. She takes us to the...
SciShow
What Causes Food Cravings?
Why do I really, really want ice cream right now? Today we explore the science of food cravings!
SciShow
Why Does Your Stomach Make Noises?
Your digestive system makes weird noises sometimes. You can't really stop it from happening, but you can find out why it happens in the first place!
TED Talks
TED: The future of news? Virtual reality | Nonny de la Pena
What if you could experience a story with your entire body, not just with your mind? Nonny de la Pena is working on a new form of journalism that combines traditional reporting with emerging virtual reality technology to put the audience...
Crash Course
Netflix & Chill: Crash Course Philosophy
Last week we talked about language and meaning. Today, Hank explores some of the things that complicate meaning and how we get around that. We’ll explain conversational implicature, the cooperative principle, and the four main maxims of...
SciShow
Forget Angry: Here’s How Hunger Makes You Impulsive
You may feel a bit grumpy when you're hungry, but hunger can affect us in more powerful ways than we realize.
Crash Course
The Power of Motivation: Crash Course Psychology
Feeling motivated? Even if you are, do you know why? The story of Aaron Ralston can tell us a lot about motivation. In this episode of Crash Course Psychology, Hank tells us Ralston's story, as well as 4 theories of motivation and some...
TED Talks
William Kamkwamba: How I harnessed the wind
At age 14, in poverty and famine, a Malawian boy built a windmill to power his family's home. Now at 22, William Kamkwamba, who speaks at TED, here, for the second time, shares in his own words the moving tale of invention that changed...
TED-Ed
TED-Ed: How does your body know you're full? - Hilary Coller
Hunger claws at your belly. It tugs at your intestines, which begin to writhe, aching to be fed. Being hungry generates a powerful and often unpleasant physical sensation that's almost impossible to ignore. After you've reacted by...
SciShow
Why Do You Get Hangry?
Hanger is the grumpiness you feel when you are hungry. We've all been there, but what's the science behind it?
SciShow
Do we have more than 5 senses?
The Greek philosopher Aristotle used sensory experiences and body parts to propose that humans have five senses. But almost as soon as he proposed them, people noticed things that didn’t fit the bill. And the debate has continued ever...
Crash Course
Monsters. They're Us, Man: Crash Course World Mythology
This week, we're starting our discussion of Mythical Creatures with the WORST creatures. Monsters. What makes a monster monstrous though? Mike Rugnetta will guide you through the fine line between a magical creature and a monster....