It was initially believed the asteroid, first detected on December 27, had about a 1 percent chance of colliding with Earth, but by Thursday, that chance had risen to 2.3 percent. On Wednesday, NASA ...

Watching a 992 Porsche 911 Turbo S race a supercharged Suzuki Hayabusa and a supercharged Kawasaki Ninja H2 is really something. We don’t see too many matchups between motorcycles and cars these days.

See multiple views from the Hayabusa2 spacecraft's touching down on asteroid 162173 Ryugu. Credit: JAXA/U. Tokyo/Kochi U./Rikkyo U./Nagoya U./Chiba Inst. Tech./Meiji U./U. Aizu/AIST ...