The WORST seasons of Known Universe

Every season of Known Universe ever, ranked from worst to best by thousands of votes from fans of the show. The worst seasons of Known Universe!

Ever wondered what would happen if you were sucked into a black hole? Or, if wormholes could make time travel a reality? And could life on Earth survive a huge meteor strike like the one that took out the dinosaurs? This series combines the most current scientific information, cutting-edge computer graphics, dramatic time-lapse sequences and everyday examples to shed light on some of the most mind-boggling aspects of our universe.

Last Updated: 10/12/2024Network: National GeographicStatus: Ended