Space debris from rocket bodies orbiting Earth could pose an increased threat of striking aircraft as it falls from space, ...

"The lightsail will travel faster than any previous spacecraft, with potential to eventually open interstellar distances to ...

The drills have become a standard part of office life. But as IT departments craft increasingly sensational ruses, employees are getting testy.

Five of the brightest planets will be visible to the naked eye. With help, you may even spot Uranus and Neptune.

The late computer-industry pioneer built the beachfront Big Island home soon after he retired in 2006.