Plus, a heart in a backpack
Plus, the spectacular birth of a star
Piece by piece
The tastiest images from around the web
The iconic New York State Pavilion is in disrepair, but a competition wants to change that
Rockets Rockets Rockets
Launch. Land. Repeat.
Some of the coolest views that people can see on Mars when we finally get there.
Like science, tech, and DIY projects?
Sign up to receive Popular Science's emails and get the highlights.