Scientists demonstrate wireless power transmission from space to Earth for first time
The space solar power prototype is one of three key technologies being tested by the California Institute of Technology’s Space Solar Power Project
NASA: Special Committee on UFOs meets today – Official report of findings expected
US defense officials have said the Pentagon's recent effort to investigate such sightings has resulted in hundreds of new reports being investigated with most remaining unexplained.
New supernova thrills astronomers and skywatchers around the world (photos)
The Pinwheel Galaxy has a new bright spot.