There's a lot of talk these days about when and how we might all move to Mars. But what would it actually be like to live there? (4:29 min.)
Learn about the electromagnetic field of the Earth and what it means to us in this Backgrounder.
Neutron radiation is a serious hazard and challenge for human space exploration. Chris Hadfield explains about the RADI-N2 experiment.
Two of NASA's Voyageur probes find some foamy magnetic bubbles near the end of the sun rays. Turns out they protect us from cosmic rays. Learn more.
Solar storms are known mainly for their beautiful effect on Arctic skies, but there is more to them than a beautiful sky. Find out now!
The Planetary Society is testing a propulsion method called solar sailing that could help CubeSats maneuver in Earth orbit and reach interplanetary destinations.