SciShow
How Many Suns Can One Planet Have?
Earth and the other seven planets in our solar system have only one star: the Sun. Years ago, astronomers found the first exoplanet that had two stars. They also found one with three stars. And four. Just how many stars can one planet have?
PBS
The Truth About Beauty in Physics
The great physicist Hermann Weyl once said: "My work always tried to unite the true with the beautiful, but when I had to choose one or the other, I usually chose the beautiful." But is this actually good advice for doing physics?
PBS
Should We Build a Dyson Sphere? | Space Time | PBS Digital Studios
The Kepler telescope recently noticed a strange partial eclipse that some have speculated could be a Dyson Sphere. Are Dyson Sphere's possible? Are they practical? What other alternatives to futuristic energy capture do we have to choose...
MinutePhysics
Geosynchronous Orbits are WEIRD
This video is about the physics of geosynchronous and geostationary orbits, why they exist, when they don't, when they're useful for communication/satellite TV, etc.
SciShow
The 7 Coolest Active Space Probes
We’ve sent thousands of things into space over the years! Many of them just orbit the Earth, and some are flying out past the edges of the Solar System. In this episode, we present our favorite currently active space probes!
SciShow
Why It Took a Decade to Launch The James Webb Space Telescope | Compilation
The James Webb Space Telescope has launched! But it was a very long road to get to this point, and we’ve been following the progress for a decade!
TED Talks
TED: Finding planets around other stars | Lucianne Walkowicz
How do we find planets -- even habitable planets -- around other stars? By looking for tiny dimming as a planet passes in front of its sun, TED Fellow Lucianne Walkowicz and the Kepler mission have found some 1,200 potential new...
Crash Course
Scientific Revolution: Crash Course European History
There was a lot of bad stuff going on in Europe in the 17th century. We've seen wars, plagues, and unrest of all types. But, there is some good news. Huge advances were underway in the scientific community in Europe at this time. In this...
SciShow
5 Things Humans Got Really Wrong About Our Bodies
Throughout history, people have been trying to figure out how our bodies work and how to fix them when things go wrong. This has led to some ideas that, with the benefit of hindsight, seem very strange
PBS
Will We Ever Find Alien Life?
The silence of the galaxy and the resulting Fermi Paradox has perplexed us for nearly 50 years. But our most recent surveys of the Milky Way finally allow us to draw scientific conclusions about the depressingly persistent absence of...
TED Talks
Charles Fleischer: All things are Moleeds
In a presentation that can only be described as epic, comedian Charles Fleischer delivers a hysterical send-up of a time-honored TED theme: the map. Geometry, numbers, charts and stamp art also factor in (somehow), as he weaves together...
PBS
How to Signal Aliens
Everyone has their own opinion as to whether or not aliens exist. But let's assume they do for a second and we wanted to let them know we're here!!!! How should we signal our species' existence through the expanse of space? There are a...
SciShow
Tabby's Strange Star Just Got Stranger
It's been a year since astronomer Tabetha Boyaijan found strange signals coming from a star called KIC 8462852, aka Tabby's Star. Now, new research shows that it's even stranger than we thought. Plus, good news from spaceflight company...
SciShow
New Earth-Size Planet and a Solar Eclipse
Caitlin Hofmeister gives you the latest news from around the universe, including Kepler's latest exoplanet discovery, an upcoming solar eclipse, and a breathtaking image from Hubble.
SciShow
Minerva and the New Hunt for Alien Worlds
SciShow explains the science of detecting exoplanets -- planets in orbit around distant stars -- and how a new observatory being built in California may open up whole new worlds to us, literally!
TED Talks
TED: How we found hundreds of potential Earth-like planets | Dimitar Sasselov
(NOTE: This talk was given in 2010, and this field of science has developed quickly since then. Read "Criticisms & updates" below for more details.) Astronomer Dimitar Sasselov and his colleagues search for Earth-like planets that may,...
SciShow
The 7 Coolest Active Space Probes
We’ve sent thousands of things into space over the years! Many of them just orbit the Earth, and some are flying out past the edges of the Solar System. In this episode, we present our favorite currently active space probes!
SciShow
New Views of a Comet, and 5 Ancient Planets Discovered
SciShow News serves up the latest pictures from Comet 67-P, that media darling, and the discovery of what may be the oldest, rocky Earth-like worlds yet found.
SciShow
What We Learned from the Kepler Space Telescope - SciShow News
October was bittersweet for space scientists as we said goodbye to both the Kepler Space Telescope and Dawn mission.
SciShow
Could We Hide The Earth?
Theoretically, we could hide the Earth from faraway telescopes, using a properly placed laser pointer.
SciShow
Billions of Earth-Like Planets!
Hank tells us about the Kepler Space Telescope and its new data!
SciShow
Rocket Landing on a Drone Ship!
Falcon 9 has successfully landed and NASA redirects the Kepler telescope out of emergency mode!
SciShow
Space Station Science and NASA's Flying Saucer
SciShow Space shares the latest news from around the universe, including a wrap-up of the experiments conducted in the last space station mission, a test of a new "flying saucer" device from NASA, and new life for our old friend, the...
SciShow
8 New Earth-Like Planets Discovered!
SciShow Space starts the year off with a bang, and the discovery of 8 Earth-like planets, two of which may be the most promising candidates yet for harboring life.