The longest night of the year and how it works.
In his ongoing series, sci-fi artist Donato Giancola depicts the soft center of A.I.
A Gallery Of Photos Curated By The Person Who Made Most Of Them
Hyperloop meets surfboard
Visual inspiration from science-fiction artist Stephan Martiniere
Till mid-February, early risers will see the first five-planet alignment in a decade
Things have only gotten better since 1949
Reader-submitted images of disoriented flora around the world
Plus: which emojis help singles flirt, and which ones get in the way
A vision of urban life by science-fiction artist John Harris
Like science, tech, and DIY projects?
Sign up to receive Popular Science's emails and get the highlights.