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What the biggest brain on Earth can do - David Gruber and Shane Gero

Adults Animals Life Nature...

Explore how sperm whales use an array of complex vocalizations to communicate with each other, hunt, and assess their surroundings.

Why Don't Electric Eels Shock Themselves?

Adults Animals Life Nature...

Electric eels can emit some of the largest shocks in the animal kingdom - but why don't they shock themselves?

Your Tattoo is INSIDE Your Immune System. Literally

Adults Art Human Science...

Your tattoos are inside your immune system, literally. With each very tasteful piece of art, you kick start a drama with millions of deaths, grand sacrifices and your immune system stepping in to protect you from yourself.

What The Prisoner's Dilemma Reveals About Life, The Universe, and Everything

Adults Education Psychology Science...

This is a video about the most famous problem in Game Theory, the Prisoner’s Dilemma.

A Tour of the Cell: Crash Course Biology #23

Adults Biology Education Human...

The cell is the basic unit of life, and our understanding of it has advanced as science, and the tools available to scientists, has advanced.

This Nuclear Conspiracy Theory is CRAZY

Adults Education Physics Science...

When we published a video from Hiroshima, a new kind of conspiracy theorist crawled out of the woodwork.

Everyone Was Wrong About Avocados - Including Us

Adults Animals Life Nature...

If you’re a fan of avocados, you might have heard that they only exist thanks to prehistoric creatures called giant ground sloths.

The largest river on Earth is actually in the sky - Iseult Gillespie

Adults Education Space World...

Explore the Amazon rainforest’s flying rivers, and dig into why these invisible waterways are essential to life on Earth.

How To Destroy The Universe

Adults Education Science Space...

The universe is going to die one day, and a fight between two titans will decide our cosmic fate.

Can AI Catch What Doctors Miss? | Eric Topol | TED

Adults Health Human Science...

AI could propel the biggest transformation in the history of medicine, says physician-scientist Eric Topol.

How to Win an Interstellar War

Adults Education Science Space...

Could aliens destroy us from light years away? Another day at Kurzgesagt Labs, where we answer the most important questions with science.

World's Best Night Vision Goggles

Adults Life Science Technology...

We visited the US Navy to test the best night vision goggles in the world.

Primitive Technology: Volute Shaped Blower

Adults Construction Creativity Education...

I made a volute shaped blower where the housing for the fan is volute shaped, that is to say a widening spiral to test the effectiveness of a one way spinning impeller.

How Did Humans Evolve? Crash Course Biology #19

Adults Health Human Science...

What’s a human? And how did we become humans, anyway?

I kissed nuclear waste to prove a point.

Adults Health History Human...

The shadows of Chernobyl and Fukushima loom large over the topic of nuclear energy, fueling fears often unaligned with reality.

You Went Through Puberty as a Baby

Adults Health Human Science...

We all remember the woes and trials of our adolescence.

Where The Weird Things Are

Adults Animals Life Nature...

We made this video in partnership with the Bik Lab at University of Georgia and the National Science Foundation.

4.5 Billion Years in 1 Hour

Adults Education History Science

Earth is 4.5 billion years old - which is approximately the same amount of time it took us to create this video.

New UFO "Evidence" vs. SCIENCE

Adults Culture Media Politics...

Are we alone? Have aliens visited Earth? An age-old question that has been reignited by recent declassified UFO/UAP footage and intriguing ‘whistleblower’ congressional hearings.

Eclipses Used To Be Terrifying

Adults Life Science Astronomy

Because eclipses are powerful and frightening events, ancient cultures went to great lengths to understand eclipses, leading to remarkably accurate predictions and helping invent the science of astronomy.

Why Korea is Dying Out

Adults History Human Science...

Every two years one million Japanese disappear, China’s population will halve by the end of the century, the median age in Italy has reached 48. All around the world birth rates are crashing – Is humanity dying out? What is going on and how bad is it?