The USS F-1 submarine went down off the coast of San Diego in December 1917, after a collision with its sister ship. The 19 crew members killed in the wreck were honored by scientists researching it.

A black hole jet from the Centaurus A galaxy is "hitting something along its path," that is baffling astronomers. The Chandra X-ray Telescop team takes you on a tour of the system. Credit: NASA/CXC/A.

Using combined observations from ground-based telescopes over nearly four years, the researchers saw the distant galactic ...

Cosmic rays' power source has long remained a mystery, yet new research may finally provide the answer to where particle ...

"We see for the first time the effect of a quasar's radiation directly on the internal structure of the gas in an otherwise ...

Coll Thrush's new book, "Wrecked," examines the shipwrecks in the Graveyard of the Pacific, the Northwest Coast.

Some are active, feeding on massive amounts of surrounding matter—sometimes as much as several suns per year. While most of ...