Robot geologist works on its first Martian rock Bell Labs offers personal tracking options Space station’s air pressure judged A-OK Sunscreens can block vitamin D Bush puts finishing touches on State ...

Astronomers hunt aliens Bloomberg defends Obama before Jewish group Teen from faith-healing family dies in Oregon Obama, Hillary Clinton to campaign together Man sheds 80 pounds on McDonald's diet ...

The federal government had access to that video within hours of the shooting on Jan. 14, the Minneapolis police chief said.