Astronomers have uncovered 31 of the oldest known quasars, including the two earliest ever detected, shining from a time when ...

Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

Katie Couric is missing about seven hours from her memory after a freak medical episode that caused a sudden lapse. The ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

Rediscovered Otodus megalodon fossil helps scientists confirm the biggest known shark vertebrae and improve estimates of the ...

John Sugar survives a brush with death, confronts the EZ4 gang, and faces a major twist in Sugar season 2, episode 3. Read our full recap.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

The steep decline in murders across the country is mainly occurring in blue cities—and began well before he returned to the ...

Supergirl' director Craig Gillespie and screenwriter Ana Nogueira on making the movie, choosing songs, and culture-war ...