Black holes, explained
Black holes fascinate both the public and scientists—they push the limits of our understanding about matter, space and time.
The solar wind, explained
First proposed in the 1950s by UChicago physicist Eugene Parker, the solar wind is a flow of particles that comes off the sun at about one million miles an hour.
The Doomsday Clock, explained
The Doomsday Clock is a symbol that represents how close humanity is to self-destruction. The clock hands are set annually by the Bulletin of the Atomic Scientists, a group formed by Manhattan Project scientists at UChicago after World War II.