Data compiled from NASA's Juno mission shows that Europa, Jupiter's ice-covered moon, severely lacks oxygen.
A case report describes a rare case of a so-called Tarlov cyst causing a man to experience a common type of sexual dysfunction.
Genetically modified mosquitoes are being released in Brazil to reduce the spread of the viral infection dengue fever.
Two supermassive black holes spotted circling inside a remote 'fossil' galaxy are the heaviest, and the closest, black hole binary ever found.
Megamouth sharks were first discovered in 1976 and fewer than 280 have ever been seen, meaning we know very little about this enigmatic species.
Researchers have discovered a fossil forest with small, palm-like trees and arthropod tracks dating back to the Middle Devonian.
Icelandic authorities have advised residents and employees in Grindavík against staying in the town as the risk of a new eruption and of cracks opening up increases.
New observations with the James Webb Space Telescope reveal that dwarf galaxies in the early universe released enough collective radiation to change the cosmos forever.
A solar physicist who accurately predicted that the sun's explosive peak would arrive sooner — and be more powerful — than originally forecast tells Live Science that it may have already begun. However, we won't know for sure until long after it has finished.
The cameras aboard the International Space Station may be ready, but it's still not clear where to point them in order to capture the April 8 total solar eclipse.
Ancient DNA from some of Europe's last hunter-gatherers reveals that they avoided inbreeding.
Taste receptors have been found far beyond the tongue, but do they help perceive taste or work like the ones in our mouths?
Consumers will soon be able to fill prescriptions for mifepristone at select CVS and Walgreens locations.
Archaeologists have discovered a collection of pre-Hispanic ceramic vases that contain traces of nicotine, possibly from liquid infusion.
The Hubble Space Telescope's latest image is a riot of orange, blue and violet — and a lesson in how plucky young stars clear their dusty neighborhoods.
It's commonplace to get a jolt from static electricity. But does it have enough electrical charge to start a fire?
Shoebills reach up to 5 feet in height and they are formidable ambush predators, standing still in swamps before lunging forward to swallow their prey whole with their giant bills.
Particles from space are constantly zooming into Earth. But which one is the speediest?
Disturbing footage shows the moment a single orca chased down a great white shark and killed it, then swam away with the shark's liver in its jaws.