If you played NES, you did it too. Did it work?

23 Reasons Science Gave Us to be Cheerful

Combining projection mapping and a pop-up book, Marco Tempest tells the visually arresting story of Nikola Tesla -- called "the greatest geek who ever lived" -- from his triumphant invention of alternating current to his penniless last...

Megan Toenyes, a former SciShow videomaker returns for a showdown with her former employer!

For the past 90 years, the predictions laid out Einstein's general theory of relativity have continued to be confirmed by experimental science. The last hold out is gravitational waves - the idea that certain gravitational events cause...

The term "compassion" -- typically reserved for the saintly or the sappy -- has fallen out of touch with reality. At a special TEDPrize@UN, journalist Krista Tippett deconstructs the meaning of compassion through several moving stories,...

Ever tried to comb a hairy ball? Math says you failed!

The term Gross Domestic Product is often talked about as if it were “handed down from god on tablets of stone.” But this concept was invented by an economist in the 1930s. We need a more effective measurement tool to match 21st century...

Sometimes, big hunks of strange-looking flesh wash up onshore and then people think that they're dinosaurs or giant octopi or previously undiscovered species. Turns out the ocean can do nasty things to dead things...making them just...

You've probably heard that some types of light, like the kind that comes from your phone or laptop, can be bad for your sleep if you use them too close to bedtime. But let's be real, nighttime is the best time to binge TV, so are we...

It's summer time, so you might be wishing for the sweet sweet relief of aloe vera on your sunburned skin, but does the slimy gel actually do anything?

Sometimes we find ourselves falling for the cute vampire or German bank robber, and this might say a lot about how we think about ourselves.

How does a computer work? The critical components of a computer are the peripherals (including the mouse), the input/output subsystem (which controls what and how much information comes in and out), and the central processing unit (the...

SciShow Space shares the latest news from the around the universe, including the first supernova observed in real time, and Internet service on the moon. Finally!

Stefan returns to challenge Hank on Quiz Show, and the rest of the SciShow Tangents crew decided to join in the fun!

Great dreams aren't just visions, says Astro Teller, "They're visions coupled to strategies for making them real." The head of X (formerly Google X), Teller takes us inside the "moonshot factory," as it's called, where his team seeks to...

Sixty-five million people were displaced from their homes by conflict and disaster in 2016. It's not just a crisis; it's a test of who we are and what we stand for, says David Miliband -- and each of us has a personal responsibility to...

Ever wonder how Einstein proved E=mc2? This is how. Pi day (3.14) is Albert Einstein's Birthday! To celebrate, we'll explain 4 of his most groundbreaking papers from 1905, when he was just 26 years old

As a young girl, photojournalist and TED Fellow Kitra Cahana dreamed about running away from home to live freely on the road. Now as an adult and self-proclaimed vagabond, she follows modern nomads into their homes -- boxcars, bus stops,...

For the past 200 years, the gallery has been the home of new and cutting-edge art, a place where the art community can come together and share new ideas. In the era of the internet, however, you can view remarkable art from the comfort...

Is math real or simply something made up by mathematicians? You can't physically touch a number yet using numbers we're able to build skyscrapers and launch rockets into space. Mathematician Kelsey Houston-Edwards explains this...

Hank explains why EVERYONE is capable of hallucinating.

Humans are great at understanding medium-sized things, like how far the supermarket is from your house, or how to find the bathroom in the dark. But imagining distances in light-years is a lot harder -- so you'll have to use a trick or two.

Kevin Breel didn't look like a depressed kid: team captain, at every party, funny and confident. But he tells the story of the night he realized that -- to save his own life -- he needed to say four simple words.