Latest about expert voices
Can what we learn about the metal asteroid Psyche with NASA's upcoming mission of the same name be extrapolated to solve some of the mysteries about the Earth's core?
Physicists like me don't fully understand what makes up "dark matter." Deep beneath South Dakota, we're trying to change that.
How humanity responds to the first contact with intelligent alien life could determine the very fate of our species. Here's what we can learn from history.
Search for Life In a new study, scientists reveal new evidence for the largest asteroid impact structure on Earth buried Australia in southern New South Wales.
To find out what is beyond space, a good place to start would be to figure out where space – our universe – ends. The problem is we don't know where space ends, or even if it ends at all.
Over 100 different meteorite fragments collected by famed space rock hunter Geoffrey Notkin are currently up for bidding from Heritage Auctions.
The race is on. We are in a Sputnik moment — a sudden and important recognition that we are about to lose the heavens if we do not act with clarity and unity.
After a year without people, the sky would be bluer, the air clearer. The wind and the rain would scrub clean the surface of the Earth; all the smog and dust that humans make would be gone.
Even during times of conflict on the ground, space has historically been an arena of collaboration among nations. But trends in the past decade suggest the nature of cooperation in space is shifting.
