One possible answer to the Fermi Paradox suggests advanced civilizations actively prevent young species from contacting others. This video explains the “alien police” idea and why some scientists find ...

NASA is running one of its most intense human experiments yet, sealing six volunteers inside a cramped dome for an entire year. This video explores how extreme isolation, confinement, and ...

The final trailer for the adaptation of Andy Weir's bestselling novel shows an astronaut getting a surprising new roommate ...

Add Yahoo as a preferred source to see more of our stories on Google. German Minister of Defense, Boris Pistorius, talks with Colonel Gero von Fritschen, commander of German forces at NMI Baghdad, at ...

Longtime NASA astronaut Suni Williams announced her retirement Tuesday — officially making the unexpectedly long Boeing Starliner test flight her final foray to orbit as a member of the astronaut ...

The volcanic hot spot is larger than Lake Superior, spewing eruptions six times the total energy of all of the world's power plants. Reading time 3 minutes Jupiter’s moon Io is covered in hundreds of ...

National City police asked the public to avoid a busy intersection near Interstate 805 Friday afternoon due to a traffic collision with injuries.