TED Talks
TED: Are we the last generation -- or the first sustainable one? | Hannah Ritchie
The word "sustainability" gets thrown around a lot these days. But what does it actually mean for humanity to be sustainable? Environmental data scientist Hannah Ritchie digs into the numbers behind human progress across centuries,...
TED Talks
TED: Can global food companies make the shift to regenerative agriculture? | Steve Presley
Sharing the inside scoop on how the world's largest food company aims to reach net zero by 2050, Nestlé North America CEO Steve Presley joins TED's Lindsay Levin to discuss the progress they've made so far and where they're investing for...
TED Talks
TED: An extreme weather report from America's weatherman | Al Roker
It's not just you: the weather is getting worse. And if there's one person who would know, it's "America's weatherman," Al Roker, who's spent decades reporting live from some of the worst storms and natural disasters in history. He...
TED Talks
TED: Can AI help solve the climate crisis? | Sims Witherspoon
AI can be a transformational tool in our fight against climate change, says Sims Witherspoon, a leader at the AI research lab Google DeepMind. Using wind power as her case study, she explains how powerful neural networks can help us...
TED Talks
TED: How life on Earth adapts to you and me | Shane Campbell-Staton
We tend to think of evolution as a slow, gradual process playing out over millions of years. But evolutionary biologist Shane Campbell-Staton says nature is now changing at breakneck speed to keep up with the world humanity has built....
TED Talks
TED: Blindness isn't a tragic binary -- it's a rich spectrum | Andrew Leland
When does vision loss become blindness? Writer, audio producer and editor Andrew Leland explains how his gradual loss of vision revealed a paradoxical truth about blindness -- and shows why it might have implications for how all of us...
TED Talks
TED: Why are we making pizza boxes out of endangered trees? | Nicole Rycroft
If we're going to solve the climate crisis, we need to talk about supply chains, says biodiversity champion and 2023 Audacious Project grantee Nicole Rycroft. Her organization, Canopy, partners with key industry leaders to overhaul their...
SciShow
Half of All Plants Are Invisible
If you see an acorn sprout under an oak tree, you're seeing that tree's grandchild. Here's why half of all higher plants are invisible, and why it works for them.
SciShow
Why So Many Ladybugs Don't Look Like Ladybugs
Ladybugs are red with black spots, right? Well, not always. There's a lot of genetic and evolutionary reasons that they can be different colors with wacky patterns.
SciShow
How to See Inside Anything
You might think of x-rays as the go-to particle to see through solid objects. But there's a subatomic particle out there that can see through everything from volcanos to lead shielding in nuclear reactors. It's called a muon, and...
SciShow
It's Raining Antibiotic Resistant Bacteria
Bacteria are everywhere, including clouds, and the rain that falls from them. Not only can they survive the harsh environment and hitchhike across continents, they can share their genes, too. Including the ones that make them resistant...
MinuteEarth
The Plant You Don’t Have To Water
Some plants can drink water from the air - and that has some weird effects on the forests where they live.
MinuteEarth
There’s No Such Thing As “Warm-” Or “Cold-” Blooded
The concept of warm-blooded and cold-blooded animals is outdated because there are actually tons of different animal thermoregulation strategies.
MinuteEarth
Which Is Worse: Underpopulation Or Overpopulation?
The human population of the world will soon peak – and then decrease – thanks to a combination of two quickly changing economic and educational trends.
MinuteEarth
Why Most Fossils Are Incomplete
In 1990, fossil collectors in South Dakota stumbled across a dinosaur that turned out to be a really big deal. Not just because it was a T. rex – basically the most popular dino out there – or because it ended up in Chicago’s famous...
MinuteEarth
Why Continents Are High
Lots of geological forces need to come together for continents to form, but they all require one ingredient: water.
MinuteEarth
Why Weather Forecasts Suck
There are two types of rain, and one of them is almost impossible to forecast.
MinuteEarth
We Have No Idea Why
Most animals on earth are bioluminescent, but almost all of them live in the ocean - and scientists aren’t sure why.
MinuteEarth
Mushroom Wars
Two mushroom guilds with vastly different strategies are locked in competition for forest dominance.
MinuteEarth
How We Learned That Water Isn't An Element
For thousands of years, water was thought to be an element. That is, until some of the greatest chemists in the world managed to crack it open.
MinuteEarth
What if We Replaced Nuclear With Potatoes
Energy use can be confusing – I mean, how do you compare gasoline in your car to electricity piped to your house? That's why we made these things spud-tacularly simple.
MinuteEarth
When Tree Planting Goes Wrong
Trees are a super-efficient way to sequester carbon, but since planting the wrong trees in the wrong place can do more harm than good, we need to go about tree planting more carefully.
MinuteEarth
Why It's Impossible To Win a Nuclear War
Nuclear war is a terrifying existential threat, but we shouldn't only fear the blasts because the ensuing smoke is the real killer.