keyboard_arrow_up

Why These Bears “Waste” Food

AdultsAnimalsLifeNature...
Optimal foraging theory means that turning down food is sometimes more efficient than eating it - but even then, what’s “wasted” doesn’t necessarily go to waste.

How Fevers REALLY Work

AdultsBiologyHealthHuman...
Fevers are one of our best weapons against infections, but they don't work like you might think.

Could you survive the real Twilight Zone?

AdultsEducationHumanScience
Find out how a hatchetfish survives its daily journey from the depths of the ocean’s Twilight Zone to the resource-rich surface.

How An Infinite Hotel Ran Out Of Room

AdultsCreativityEducationLife...
If there's a hotel with infinite rooms, could it ever be completely full? Could you run out of space to put everyone? The surprising answer is yes -- this is important to know if you're the manager of the Hilbert Hotel.

Why We Faint (When Other Animals Don't)

AdultsAnimalsHealthHuman...
Humans are the only animals known to faint due to triggers like shock, fear, or pain; this is due to a combination of our massive brains and upright stance.

The Ultimate Guide to Black Holes

AdultsEducationScienceSpace...
If you want to continue thinking about black holes a tad more, you can do so by getting one of the many black hole related things the Kurzgesagt team made with love: bit.ly/3dRJj71

This Unstoppable Robot Could Save Your Life

AdultsConstructionCreativityScience...
This robot has applications to archaeology, space exploration, and search and rescue — with a simple elegant design inspired by a plant.

Proteins: Explained

AdultsEducationFoodScience...
You might already know that proteins are a fundamental part of your diet, but they're much more than that.

Whatever happened to acid rain? - Joseph Goffman

AdultsHistoryLifeNature...
Discover what causes acid rain, and how scientists were able to largely eliminate this major environmental threat.

The Mystery of Magnetic Worms - Smarter Every Day 253

AdultsLifeNatureScience...
Metal in Worms?

The Secret Culture of Orcas | Podcast | Overheard at National Geographic

AdultsAnimalsLifeNature...
Scientists are discovering that orcas, among the most social and intelligent of marine animals, have unique family structures and behaviors, passed from one generation to the next.

The surprising secrets of hummingbird flight

AdultsAnimalsLifeNature...
Dig into the incredible fighting, feeding, and flying capabilities of hummingbirds.

Why every world map is wrong - Kayla Wolf

AdultsHistoryHumanWorld...
Dig into the inaccuracies of flat maps and how different map designs can shift our point of view.

What’s the best fuel for your car?

AdultsAutomotiveNatureScience...
Dig into which fuel— gasoline, electric, biofuels, or electrofuels— is both affordable for consumers and sustainable for the planet.

Why "Nothing" Matters in Science

AdultsData ScienceMathScience
Null results often get a bad rap, sometimes characterized as a study "finding nothing," but there's a lot we can learn from studies whose results fail to support their hypotheses.

The Ridiculous Way We Used To Calculate Pi

AdultsEducationHistoryMath...
For thousands of years, mathematicians were calculating Pi the obvious but numerically inefficient way. Then Newton came along and changed the game. This video is sponsored by Brilliant.

The Problem With Life Expectancy

AdultsHealthHumanPsychology...
In order to truly understand differences among animal lifespans, we need to stop thinking about a specific number and start thinking about a distribution.