SciShow
What’s Hiding Inside The Crab Nebula?
The Crab Nebula is one of the most studied things in the sky, but it took glimpses through various wavelengths of the electromagnetic spectrum to get a full picture of what’s hiding inside!
TED Talks
Kwabena Boahen: A computer that works like the brain
Researcher Kwabena Boahen is looking for ways to mimic the brain's supercomputing powers in silicon -- because the messy, redundant processes inside our heads actually make for a small, light, superfast computer.
TED Talks
Jonathan Foley: The other inconvenient truth
A skyrocketing demand for food means that agriculture has become the largest driver of climate change, biodiversity loss and environmental destruction. Jonathan Foley shows why we desperately need to begin "terraculture" -- farming for...
TED Talks
Xavier Vilalta: Architecture at home in its community
When TED Fellow Xavier Vilalta was commissioned to create a multistory shopping mall in Addis Ababa, he panicked. Other centers represented everything he hated about contemporary architecture: wasteful, glass towers requiring tons of...
MinuteEarth
America's Energy Future - MinuteEarth At The DemDebate
YouTube and NBC invited us to make a video for the final Democratic Candidate's Debate before the US Presidential primaries. Here's our video (about climate change & energy), Lester Holt's question, & the candidates' responses. Want to...
SciShow
Why Do Tomatoes Taste So Bland?
The tomatoes you find in the supermarket used to be tastier, but we accidentally bred the flavor right out of them!
TED-Ed
TED-Ed: The Tower of Epiphany | Think Like A Coder, Ep 7 | Alex Rosenthal
This is episode 7 of our animated series "Think Like A Coder." This 10-episode narrative follows a girl, Ethic, and her robot companion, Hedge, as they attempt to save the world. The two embark on a quest to collect three artifacts and...
SciShow
Does Lactic Acid Really Cause Muscle Pain?
For decades, lactic acid has taken the blame for the muscle pain you feel when you exercise - but does it really deserve its bad reputation?
MinutePhysics
What is the Purpose of Life? (Big Picture Ep. 5/5)
This video is about how life arose and what its main function or purpose in the universe seems to be. Thanks to Sean Carroll for collaborating on it! This video is about how life arose and what its main function or purpose in the...
TED Talks
Alex Steffen: The shareable future of cities
How can cities help save the future? Alex Steffen shows some cool neighborhood-based green projects that expand our access to things we want and need -- while reducing the time we spend in cars.
SciShow
Is There An fMRI Crisis?
As technology becomes more complex, it's easier for things to go wrong.
SciShow
Why Aren't Commercial Jets Getting Faster?
Airplanes are one of the quickest ways to get anywhere, but commercial jets haven't gotten much fast since the 1950's. Why is that?
SciShow
SciShow Quiz Show: Writer vs. Creator
Watch SciShow Creator Hank Green battle brains with SciShow Writer Ceri Riley.
SciShow
SciShow Quiz Show: With the Brain Scoop's Emily Graslie!
Hank goes head-to-head with the Brain Scoop’s Emily Graslie to match wits about springs, hoaxes, and human evolution!
SciShow
Breaking News: Mars Suitable for Life
Earlier today, mission specialists with NASA's Mars Science Laboratory announced that they have found, for the first time, evidence of an ancient environment on Mars that could have sustained life. Hank tells us the specifics in this...
SciShow
Bone Cities, Ash Towers, and 4 Other Futuristic Buildings
Right now, the construction industry heavily relies on concrete, but it isn't great for the earth. Many scientists are looking for ways to replace it in the future, and some of their ideas are so off the wall that they just might work.
SciShow
A Zombie Star That Just Won’t Die
What exactly is a ‘Zombie Star,’ and how does it compare to other stars and supernovas? We’ve also learned more about how the haze over Pluto plays a role in its temperature.
SciShow
Are the Meat Sweats a Real Thing?
Some people might bemoan the inevitable onset of the meat sweats after a particularly meaty meal, but this phenomenon may not be as inevitable—or real—as we're led to believe.
TED Talks
TED: Let's save the last pristine continent | Robert Swan
2041 will be a pivotal year for our planet. That year will mark the end of a 50-year agreement to keep Antarctica, the Earth's last pristine continent, free of exploitation. Explorer Robert Swan — the first person to walk both the North...
MinutePhysics
Why Are Airplane Engines So Big?
The answer to this question has everything to do with drag & kinetic energy vs momentum change (thrust) ie, a bigger engine fan allows for a larger air mass to be accelerated a smaller amount to give the same thrust as you'd get from a...
TED Talks
Sean Carroll: Distant time and the hint of a multiverse
Cosmologist Sean Carroll attacks -- in an entertaining and thought-provoking tour through the nature of time and the universe -- a deceptively simple question: Why does time exist at all? The potential answers point to a surprising view...
TED Talks
Skylar Tibbits: Can we make things that make themselves?
MIT researcher Skylar Tibbits works on self-assembly -- the idea that instead of building something (a chair, a skyscraper), we can create materials that build themselves, much the way a strand of DNA zips itself together. It's a big...
SciShow
The Gulf of California's Upside-Down Mirror Pools | Weird Places
For upside-down mirrors, super hot volcanic chimneys, and neon rocks with living microorganisms, look no further than the Guaymas Basin in the Gulf of California.
TED Talks
William Kamkwamba: How I built a windmill
When he was just 14 years old, Malawian inventor William Kamkwamba built his family an electricity-generating windmill from spare parts, working from rough plans he found in a library book.