World's Lightest Solid!
AdultsConstructionMediaSciencePhysicsSpace Aerogels are the world's lightest (least dense) solids. They are also excellent thermal insulators and have been used in numerous Mars missions and the Stardust comet particle-return mission.
What Can The Most Powerful Satellites Really Do?
AdultsScienceSpaceTechnology How powerful are satellites up in space right now? What can they do to help us on Earth?