Iceberg A68, an enormous hunk of ice that broke off Antarctica in 2017, has finally melted away to nothing in the Atlantic.
A new hypothesis suggests that humans were hypercarnivores more than 2 million years ago, specializing in taking down the largest prey.
The smallest stegosaur footprint ever found has been discovered in China, and suggests that the baby pranced around on hind feet.
Leaving middle seats empty on airplanes helps reduce COVID exposure to passengers, a new CDC study finds.
Each year, 5,200 tons of space dust fall to Earth, far outweighing larger meteorites that hit the planet.
A baby boy born in Iraq with three penises is the first reported human case of triphallia. He's doing well after surgery.
The permanent oxygenation of Earth's atmosphere took twice as long as previously believed and finally finished up to 100 million years later than expected.
A new vaccine approach to HIV that stimulates a set of rare immune cells showed 97% success at targeting those cells in its first tests in humans.
Most predators are stymied by the cicadas' 17-year life spans, but the insects are still vulnerable to being zombified.
The first-ever images of a magnetic field around a black hole may explain the jet of matter and energy emanating from the center of galaxy M87.
Former Trump intelligence director John Ratcliffe told Fox News that more unexplained sightings of flying objects will soon be declassified.
A new mosaic of the Milky Way galaxy took 12 years and 1,250 hours of photographic exposure to create.
The enormous Baikal-GVD will look for the particles from 4,300 feet (1,310 meters) below the lake surface.
A new hypothesis argues that as animals shrank over the Pleistocene, human brains grew. But brain evolution may not have been that simple.
The brain exaggerates the differences between similar memories in order to recall them more effectively.
Palace plots, assassination attempts and multiple marriages would have made family reunions in these royal lineages awkward, to say the least.
Saudi Arabia's proposed linear city relies on technology that doesn't exist yet and on a design idea that has failed in the past.
Earth may have a layer no one knew about, an inner-inner core where something is different in the structure of solid iron.
A new form of active matter known as swirlonic matter clumps together in quasi-particles that bend the laws of physics.