Black holes come in a range of sizes. Stellar mass black holes form from the collapse of massive stars, typically weighing ...

Black holes are fundamental to the structure of galaxies and critical in our understanding of gravity, space, and time. A ...

The former NASA astronaut said that skipping exercise in space can cost 1 per cent of body mass every month and can ...

Space travel presents unique physiological and psychological challenges for astronauts, including muscle weakening, bone loss ...

America's newest weapon of mass destruction is going into production seven months ahead of schedule as fears of a war with ...

Dr. Richard Lieu, a physics professor at The University of Alabama in Huntsville (UAH), a part of The University of Alabama ...

A new theory links gravity to quantum entropy and introduces the G-field, possibly explaining dark matter and cosmic ...

UC Davis is not alone. UCLA, Stanford, UC San Diego, and other California universities have reported similar terminations. In ...

Astronomers have discovered an extremely rare, high mass, compact binary star system only ~150 light years away. These two stars are on a collision course to explode as a type 1a supernova, appearing ...

Learn how gravity and mass are pulling two stars into tighter, faster orbit around each other, with an explosive collision ...

Could a reactionless, gravity-defying propulsion system actually work? A former NASA engineer says yes, but scientists are ...