TED Talks
TED: Tagging tuna in the deep ocean | Barbara Block
Tuna are ocean athletes -- fast, far-ranging predators whose habits we're just beginning to understand. Marine biologist Barbara Block fits tuna with tracking tags (complete with transponders) that record unprecedented amounts of data...
SciShow
Three Great Minds Behind Apollo 11 | Compilation
It's the 53rd anniversary of the Apollo 11 launch, a monolith in mankind's journey to the stars. Celebrate with this compilation of great minds that lended their knowledge to the momentous event.
PBS
Have Gravitational Waves Been Discovered?!?
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...
SciShow
Why Mars Rovers Don't Study Water
Rovers like Curiosity search for life on Mars using rock and soil samples, but why don't they examine liquid or frozen water?
SciShow
The Most Dangerous Part of Space Travel Coming Home
SciShow Space takes you through perhaps the scariest part of every space mission -- re-entry. How do astronauts survive the turbulent return to Earth’s atmosphere? Math, y’all!
SciShow
No, We Did Not Just Solve Dark Matter and Dark Energy - SciShow News
A paper published last week proposed a hypothesis that identified 95% of the missing stuff in the universe, but the headlines have been a little over-hyped.
SciShow
Turning Astronaut Pee Into Plastic
NASA recently sponsored new research into turning human waste into useful things, like food and plastic. And it might be used on long-term spaceflight someday.
SciShow
The Amazing Cosmic Discovery That Almost Was
SciShow Space News revisits one of the biggest (potential) astronomical discoveries of 2014, one that promised to revolutionize our understanding of the formation of the universe. Turns out, we're not quite there yet.
TED Talks
David Hoffman: Sputnik mania
Filmmaker David Hoffman shares footage from his feature-length documentary Sputnik Mania, which shows how the Soviet Union's launch of Sputnik in 1957 led to both the space race and the arms race -- and jump-started science and math...
TED Talks
John Hunter: Teaching with the World Peace Game
John Hunter puts all the problems of the world on a 4'x5' plywood board -- and lets his 4th-graders solve them. At TED2011, he explains how his World Peace Game engages schoolkids, and why the complex lessons it teaches -- spontaneous,...
TED Talks
TED: The mysterious world of underwater caves | Jill Heinerth
Cave diver Jill Heinerth explores the hidden underground waterways coursing through our planet. Working with biologists, climatologists and archaeologists, Heinerth unravels the mysteries of the life-forms that inhabit some of the...
TED Talks
TED: The sound the universe makes | Janna Levin
We think of space as a silent place. But physicist Janna Levin says the universe has a soundtrack -- a sonic composition that records some of the most dramatic events in outer space. (Black holes, for instance, bang on spacetime like a...
SciShow
On Venus, You're Walking on Eggshells | SciShow News
Earth's thick crust might one of the reasons our planet can support life. But scientists are looking for something a little more brittle.
SciShow
No, We Didn't Discover a Bizarro Universe | SciShow News
Scientists picked up two unusual signals that seemed to be coming up from the ground instead of down from space. They're still working on understanding why, but despite what you may have heard, they aren't evidence for a parallel...
SciShow
A Planet Only Half Covered in Volcanoes | SciShow News
Scientists have found a world that might be half volcanoes, half ball of ice, and it could teach us a lot about how life began on earth.
TED Talks
Arthur Potts Dawson: A vision for sustainable restaurants
If you've been in a restaurant kitchen, you've seen how much food, water and energy can be wasted there. Chef Arthur Potts-Dawson shares his very personal vision for drastically reducing restaurant, and supermarket, waste -- creating...
Crash Course
A Brief History of the Universe
Thanks to the wonders of physics, astronomers can map a timeline of the universe’s history. Today, Phil’s going to give you an overview of those first few minutes (yes, MINUTES) of the universe’s life. It started with a Big Bang, when...
MinutePhysics
Length Contraction and Time Dilation | Special Relativity Ch. 5
This video is chapter 5 in my series on special relativity, and it covers how things that are moving (that is, moving relative to an inertial reference frame) at different speeds appear to be shorter in length... and longer in length....
SciShow
A New Binary Asteroid (That's Also a Comet!)
Astronomers discovered something cool about an object in the asteroid belt (2006 VW139/288P), and the European Space Agency is conducting a bed rest study that could help us get on our way to Mars.
SciShow
Destroying Space Junk With Lasers, and Two Rare Eclipses!
This week on SciShow Space News, astronauts had to take the scenic route to the ISS because of some space debris. And this month, you might get to see two eclipses: a solar eclipse, and a rare supermoon eclipse.
SciShow
A Tribute to John Glenn
The first American astronaut to orbit Earth, John Glenn passed away yesterday in Ohio. But he leaves an admirable legacy.
TED Talks
TED: What a planet needs to sustain life | Dave Brain
Venus is too hot, Mars is too cold, and Earth is just right, says planetary scientist Dave Brain. But why? In this pleasantly humorous talk, Brain explores the fascinating science behind what it takes for a planet to host life -- and why...
SciShow
The First Exoplanets Were Found Around... a Pulsar
The first time scientists found exoplanets, they were orbiting something very different from our sun: a pulsar.
SciShow
Will the Opportunity Rover Survive This Dust Storm?
The global dust storm on Mars is threatening the Opportunity rover and the wind on Venus might be changing the length of its days.