A novel way to find aliens might be through gravitational wave detection, Loeb says. He is interested in laser interferometry ...

Could neutrinos finally reveal everything we're searching for about quantum gravity? These ghostly particles, capable of ...

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

Astronomers have discovered that the Small Magellanic Cloud, a nearby dwarf galaxy, is being torn apart by the gravitational ...

Katy Perry revealed how she is preparing for her journey to space on a Blue Origin rocket. The singer is flying on an all-female mission April 14.