For the first time, NASA Chandra X-ray telescope has been used to discover a pair of black holes in dwarf galaxies that are ...

Transportation safety officials on Friday said they believe the crew of an Army Black Hawk helicopter that crashed into a passenger jet outside Washington, D.C., last month were wearing night vision ...

Using NASA’s Chandra X-ray Observatory and other telescopes, astronomers have found that a black hole that shredded a star has moved onto a another star or stellar black hole. Credit: NASA/CXC/A. Hoba ...