Space · Series
Cosmic Oddities
Planets made of diamond, stars that shouldn't exist, and signals we still can't explain.
Episodes
- 1The Wow! Signal of 1977One page of printer paper, one red pen, and a signal nobody has ever heard again.
- 2Boyajian's Star and Its Mystery DimmingVolunteers found a star that dims by a fifth, at random. The answer took telescopes, strangers and cash.
- 3Have We Found Signs of Alien Life?Three alien claims are on the table right now. Here's how scientists are trying to kill them.