Valleys on Mars suggest the Red Planet was once covered in flowing water — but it's still a mystery how that could have been.
The end of the long-running animated show puts Anakin Skywalker's downfall in a whole new perspective.
A NASA Mars orbiter recently spotted the Curiosity rover driving across the Red Planet's surface, capturing an unprecedented off-Earth action shot.
Thirty-five years ago today, the Hubble Space Telescope was launched into Earth orbit.
A carnivorous caterpillar species camouflages itself with dead insects so it can live safely alongside spiders, stalking their webs and stealing their prey
Nobody knows it, but the universe has a secret smile, and it uses it only for Earth.
Nicknamed the “bone collector,” this newly confirmed caterpillar in Hawaii secretly scrounges off a spider landlord by covering itself with dead insect body parts
Super-Earths can exist in wider orbits around their parent stars than was previously believed, suggesting these Earth-like exoplanets could be more common than we thought.
The three astronauts of China's Shenzhou 20 mission arrived at the nation's Tiangong space station today (April 24), about 6.5 hours after lifting off.
The first public look at Predator: Badlands has finally arrived, and it's safe to say this new entry is doubling down on the series' sci-fi worldbuilding.
