A large space rock came fairly close to Earth on Sunday night. Astronomers knew it wasn't going to hit Earth, thanks in part to a new tool NASA is developing for detecting potentially dangerous asteroids.
It may be a while before starship captains can race across the galaxy, but engineers and physicists have a few ideas for making it so. Within the Star Trek universe, traveling across the galaxy is a breeze
U.S. news Cyber experts and intelligence officials told NBC News it was too early to determine who was responsible for the cyber attacks that caused massive internet outages across the U.S. Friday, with