NASA
How NASA Will Protect Astronauts From Space Radiation
August 1972, as NASA scientist Ian Richardson remembers it, was hot. In Surrey, England, where he grew up, the fields were brown and dry, and people tried to stay out of the Sun, indoors and televisions on. But for several days that...
Curated Video
Houston We Have a Podcast: Space Weather
Dr. Steve Johnson, Senior Scientist of the Space Radiation Analysis Group, discusses what's being done right now to document radiation exposure, not only to ensure our astronauts stay healthy, but to understand weather in space. HWHAP...
SciShow
The 2 Secrets to Sending People to Mars
Hank revisits his passion for exploring the Red Planet, breaking down the two biggest challenges of sending humans to Mars: radiation and propulsion. He explains the science behind the obstacles future Mars-bound astronauts will face, as...
NASA
Human Activity Impacted Space Weather
Our Cold War history is now offering scientists a chance to better understand the complex space system that surrounds us. Space weather -- which can include changes in Earth's magnetic environment -- are usually triggered by the sun's...
AllTime 10s
10 Scary Things That Happen To Your Body In Space
Space, the final frontier. And the final stop for anyone who finds themselves out there without a suit. But even safe inside a shuttle, Space can do some terrifying things to the human body. Here's 10 Scary Things That Happen to Your...
American Chemical Society
Do Astronauts Need Sunscreen?
Why don't astronauts all come home with sunburns? It turns out that there are many different sources of radiation exposure for astronauts. A video outlines the radioactive dangers and protective measures astronauts must take.
TED-Ed
The Most Radioactive Places on Earth
Who receives that greatest amount of radioactive exposure? After visiting some of the most radioactive places on earth, including Chernobyl and Fukushima, viewers consider the exposure of radiation workers, astronauts, and cancer...