Blue Origin to debut 2nd human-rated New Shepard rocket on Oct. 7 launch (photo)
Where you might be able to see the northern lights tonight through this weekend
NASA's exoplanet hunter TESS spots a record-breaking 3-star system
Phoenix smashes heat records for 10 straight days as sweltering temps grip West
College students confirm long-held prediction about atmospheric gravity waves
Chilean scientists develop reversible dog neutering vaccine
When a massive asteroid wiped out the dinosaurs, ants began farming fungi
New Vulcan rocket takes off on second test flight
