After three years of searching, scientists have caught the elusive phenomenon. — -- The "brilliant flash" that occurs when a star dies and explodes has been captured for the first time in visible ...

NASA's space shuttle Challenger completed 10 missions before it broke apart during a launch in 1986, killing seven astronauts.

NASA interim administrator Sean Duffy, who is also the Trump Administration Transportation Secretary, is set to announce plans to have a nuclear reactor on the Moon by 2030 this week. Duffy, a former ...

This artist's concept visualizes a kilonova – an explosion that happens when two neutron stars or a neutron star and a black hole collide and merge. When these collisions happen, a fraction of the ...

The Space Shuttle Challenger exploded 40 years ago, on Jan. 28, 1986. The disaster was watched live on CNN across the globe and in person by family and friends of the crew and schoolchildren. A ...

The John N. Bahcall Lecture Series Presenter: Robert Kirshner, Clowes Professor of Science, Harvard University Exploding stars halfway across the universe show that the expansion of the universe is ...