By physically magnifying biological samples up to 100 times their original volume, researchers are able to image cells with much higher resolution using a conventional microscope.
Video Jul 21, 2017 | From MIT Media Lab
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. The focus of this video is silica aerogels, though graphene aerogels are now technically the lightest.