Curated Video
Astronaut Weightlessness Training
SciShow Space takes you behind the scenes of astronaut training, to show how crew members and their equipment are tested in microgravity, all while never having to leave Earth.
Kids Learning Videos
Astronauts! Fun Astronaut Facts for Preschoolers and Toddlers
Did you know the word astronaut comes from Greek words meaning "star sailor"? Kids can learn all about space travelers in this video while watching real video of space shuttles, NASA, and real astronauts in space!
Crash Course Kids
Gravity Compilation
Maybe you'd like to just hear about one topic for a while. We understand. So today, let's just watch some videos about Gravity. We'll learn about why we don't fly off into space, what mass has to do with it, how does air resistance work,...
Curated Video
The Year-Long Twin Astronauts Experiment
Astronauts Scott Kelly and Mikhail Kornienko will soon undertake a historic, record-breaking mission: to live in space for an entire year. And scientists will have some extra help studying the effects of this extended stay on the...
Curated Video
We Don’t Know Why Astronauts Get Motion Sick
A majority of modern astronauts experience any one of a suite of symptoms scientists collectively call Space Motion Sickness, or SMS. But despite knowing about it for nearly as long as humans have gone into space, we still don't know...
Crash Course Kids
Astronaut Experiment
Air resistance! It's a thing! In this episode of Crash Course Kids, Sabrina does her own Astronaut Experiment to show us how we can prove it!
Curated Video
Gravity and Weightlessness: Why Astronauts Float in Space
This video explains why astronauts float in space due to the absence of gravity, which is a force that keeps objects on Earth and throughout the universe attracted to each other. Sir Isaac Newton's discovery of gravity's effects on...
NASA
Gravity Assist: Always an Astronaut, with Ken Bowersox
In some ways, spaceflight changes you forever,” says Ken Bowersox. Since he was 7 years old, Ken knew he wanted to become an astronaut. In his astronaut career, he participated in many exciting missions, including an extended stay on the...
Weird History
What Is Astronaut Hygiene Like?
Hollywood often paints a romanticized vision of space travel, but living in a gravity-free environment has dirty downsides. It takes a lot of extra work for an astronaut to tend to their personal hygiene in space. Sometimes, they're even...
Next Animation Studio
Coffee in space: International Space Station astronauts can enjoy espressos with zero-gravity cup
US researchers have developed a 3D-printed zero-gravity espresso cup that will be sent to the International Space Station in February.
Curated Video
Gravity Assist: Before You Launch: Practice, Practice, Practice
When future astronauts explore the surfaces of the Moon, Mars, or beyond, they’ll have big challenges communicating with Mission Control back on Earth.
Curated Video
Gravity: How Do We Know?
“Gravity: How Do We Know?” focuses on roller coasters to illustrate the important phenomenon known as gravity and explain how gravity affects daily life.
TED-Ed
TED-Ed: Gravity and the human body - Jay Buckey
Our bodies function necessarily under the presence of gravity; how blood pumps, a sense of balance and bone growth are all due to life in a world where gravity is an inescapable reality. Armed with experiments from neuroscientists David...
SciShow
Is There Gravity in Space
In a word, "yes" - space is packed with gravity. Hank explains how Isaac Newton described how gravity works, and why even though it seems that things are floating in space, they're still effected by gravity. Every object in the universe...
TED-Ed
TED-Ed: How to think about gravity - Jon Bergmann
Did you know that when you fall down, the earth falls up to meet you? Explore the counterintuitive equation that describes gravity.
SciShow
NASA's new frontier, and the Trouble with "Gravity"
Hank describes how astronomers used a technique called gravitational lensing to find the most distant galaxy ever detected -- and how NASA is embarking on a new program to use this same technique to peer deeper into space than ever...
SciShow
NASAs new frontier and the Trouble with Gravity
Hank describes how astronomers used a technique called gravitational lensing to find the most distant galaxy ever detected -- and how NASA is embarking on a new program to use this same technique to peer deeper into space than ever...
Curated Video
Gravity Assist: Astronauts Go Back to Moon School, with Kelsey Young
Besides learning how to live in space, astronauts training for Artemis missions to the Moon will need to become experts in geology, so they know what to look for when they're scoping out rocks and other features. Kelsey Young of NASA's...
Curated Video
Gravity Assist: Gravity Assist Podcast: Season 3 Trailer
What’s so special about our Moon? Join Jim Green, NASA’s chief scientist, for a podcast season that dives into the Moon’s history and mysteries, as well as NASA’s plans to send astronauts there by 2024.
Curated Video
Gravity Assist: Gravity Assist Podcast: Where Could We Go on the Moon? With Steve Mackwell
With NASA planning to send astronauts to the Moon by 2024, Steve Mackwell chats about the Moon’s exciting unexplored areas.
Curated Video
Gravity Assist: Gravity Assist Podcast: Why So Many Craters on the Moon? With David Kring
NASA's Artemis program will send astronauts to the lunar south pole by 2024, where there is a giant impact crater. Learn how craters teach us about the history of both the Moon and Earth.
Curated Video
Gravity Assist: Gravity Assist Podcast: The Moon Rocks! With Barbara Cohen
Learn how Moon rocks can reveal all kinds of information about our nearest neighbor, as NASA prepares to send astronauts to the Moon and on to Mars.
Curated Video
Gravity Assist: From Space Camp to Mission Control, with Tara Ruttley
How do astronauts exercise on the International Space Station? How do they train underwater? Tara Ruttley, associate chief scientist for microgravity research at NASA Headquarters, has worked on a lot of fascinating projects to support...