Crash Course
Mercury
Mercury is the closest planet to the sun. It has no atmosphere and is, as such, covered in craters. It's also incredibly hot but, surprisingly, has water ice hiding beneath its surface.
TED Talks
TED: Adventures of an asteroid hunter | Carrie Nugent
TeD Fellow Carrie Nugent is an asteroid hunter -- part of a group of scientists working to discover and catalog our oldest and most numerous cosmic neighbors. Why keep an eye out for asteroids? In this short, fact-filled talk, Nugent...
SciShow
This Planet Survived the Death of its Star
When stars die, they tend to take everything around them with them. But new evidence appears to show a planet orbiting a white dwarf, and we’re not sure how it survived! Plus, experiments designed to detect dark matter might be capable...
SciShow
Project Mercury: The First Americans in Space
Project Mercury taught NASA a lot about getting people off the surface of Earth and into orbit, and paved the way for all of their future space missions.
SciShow
Bright Spots on Ceres, and Volcanoes on Venus
Dawn is spiraling in for a closer look at Ceres, and researchers have discovered the best evidence yet for active volcanoes on Venus. Plus, check out Venus and Jupiter right next to each other in the sky!
PBS
The Calendar, Australia & White Christmas
Australia will perpetually encounter the season opposite to the one we in the northern hemisphere will encounter, so does this means that Australia will never get a white Christmas?
SciShow
Can Sneezing Make Your Eye Pop Out?
When you were a kid, one of your friends probably told you that if you sneezed with your eyes open, your eyeballs would pop out of your head. But that can't really happen... right?
SciShow
SPACE MINING
Hank summarizes the exciting news about Planetary Resources, a company with plans to mine near-earth asteroids for precious metals and water, and what these plans might mean for humanity's future in space.
SciShow
Quiz Show: Vlogbrothers Face-Off: Hank v. John!
Welcome back to SciShow Quiz Show! In this episode Hank will be competing with older brother John Green in a battle of science related trivia on behalf of Subbable subscribers Anna Dilley & Andrew Villarreal.
TED-Ed
TED-ED: The Sun's surprising movement across the sky - Gordon Williamson
Suppose you placed a camera at a fixed position, took a picture of the sky at the same time every day for an entire year, and overlaid all of the photos on top of each other. What would the sun look like in that combined image? A...
SciShow
Great Minds: Margaret Hamilton
Margaret Hamilton is a pioneer for women in STEM, and her team's software saved Apollo 11's moon landing!
SciShow
Why Does It Take So Long to Get to Mercury?
On a cosmic scale, Mercury isn’t very far away, but it's incredibly hard to get there. Getting into orbit around it takes years of flybys in the solar system, but we're going to do it again!
PBS
The First Humans on Mars
Elon Musk's SpaceX program proposes that 100 people could be sent to colonize Mars within 10 years. What might that colony look like?
SciShow
Three MORE Things You Missed Because of COVID
This year, science news has understandably focused a lot on COVID-19. But other science has carried on, and there have been plenty of amazing discoveries this year that we think deserve a spotlight, too!
SciShow
There's an Interstellar Asteroid Hiding Near Jupiter
We may have found another interstellar asteroid and scientists have some new ideas about how Saturn's moons got their weird shapes.
TED-Ed
TED-Ed: Will future spacecraft fit in our pockets? - Dhonam Pemba
When you picture a rocket, you might imagine a giant ship carrying lots of fuel, people and supplies. But what if the next wave of spacecraft were small enough to fit into our pockets? Dhonam Pemba details the future of microspacecraft,...
SciShow
How To Make a Mutant Flu
Hank dishes out updates on the mutant flu virus and the James Webb Space Telescope, and gives us some new bits about new exoplanets, secret space planes, and a study that shows that music evolves according to Darwin's rules.
SciShow
The Most Powerful Rocket Ever, and Gecko Sex in Space
SciShow Space News shares the latest developments from around the universe, including NASA’s plan to build the world’s most powerful rocket, and the fate of Russian geckos sent to have sex in space.
SciShow
Our First Glimpse of the Dark Side of the Moon
The dark side of the moon is full of mystery, and according to some, evil robots, but, in 1959 Luna 3 was able to shed some light on it for the first time.
TED-Ed
TED-ED: The first asteroid ever discovered - Carrie Nugent
Over the course of history, we've discovered hundreds of thousands of asteroids. But how do astronomers discover these bits of rock and metal? How many have they found? And how do they tell asteroids apart? Carrie Nugent shares the story...
MinuteEarth
Our Definition For “Moon” Is Broken (Collab. w/ MinutePhysics)
It’s becoming harder and harder to categorize moons as moons. ___________________________________________ To learn more, start your googling with these keywords: Moon: a natural satellite of a satellite of a star. Satellite: A celestial...
SciShow
The Fastest Human-Made Object Ever
The record for the fastest thing ever created by humans is a tie between the Helios 2 probe and a manhole cover.
SciShow
Trojan Asteroids: Jupiter's Prisoners
Jupiter has a bunch of asteroids that are trapped in two specific points in its orbit!