Latest news
These 3 neurons may underlie the drive to eat food
A brain circuit made up of three types of neurons may regulate appetite, a mouse study finds.
Watch Valencia disappearing under a sea of mud during deadly Spanish floods
Earth from space Satellite images show the true extent of the flash flooding in Valencia during a freak weather event that killed at least 214 people across Spain.
'An offering to energize the fields': 76 child sacrifice victims, all with their chests cut open, unearthed at burial site in Peru
An analysis of previous sacrifices at the same site suggests the victims were conquered people brought to work on the land.
Cassius, the world's biggest captive crocodile, may have been over 120 years old when he died
Cassius, the world's largest captive crocodile, has died in Australia. The saltwater croc may have been over 120 years old — but no-one knows his true age for sure.
The 3,300-year-old ancient Egyptian statue of Ramesses II said to have inspired Percy Shelley's 'Ozymandias'
This statue of an Egyptian pharaoh is said to have inspired the English poet Shelley to write his famous poem "Ozymandias."
Will we ever have quantum laptops?
Quantum computers are here. But could we ever build a quantum laptop?
When did plate tectonics begin?
Earth surface is covered with rigid plates that move, crash into each other and dive into the planet's interior. But when did this process begin?
'God of chaos' asteroid may be transformed by tremors and landslides during 2029 flyby of Earth, study finds
When the 'God of chaos' asteroid Apophis makes an ultraclose flyby of Earth in 2029, our planet's gravity may trigger tremors and landslides that totally change the asteroid's surface.
Saturn's moon Titan may have a 6-mile-thick crust of methane ice — could life be under there?
A 6-mile-think shell of methane ice on Saturn's moon Titan could assist in the hunt for life signs arising from this moon's vast subsurface ocean.
Strange green spots on Mars found by NASA's Perseverance rover
NASA's Perseverance rover found strange green spots in Martian rock, potentially indicating a past interaction with liquid water.
'Unique' gold offering to god of war discovered at Roman fortress in Georgia
An excavation at a Roman fortress in the country of Georgia has revealed a gold offering to a god of war, a colorful mosaic and other artifacts.
How many weeks are there in a year?
We take our timekeeping rules for granted, but the history of these rules is long and complex.
Iron Age woman was buried with a knife stuck into her grave. Archaeologists aren't sure why.
At an Iron Age cemetery in Sweden, archaeologists discovered an unusual grave of a woman interred with an iron folding knife stuck into her burial.
Space photo of the week: Hubble spies a 'cannonball galaxy' blasting through space
The Hubble Space Telescope has captured a spiral galaxy under the "ram pressure" inside a massive cluster of galaxies.
Were the Vikings really that violent?
The Vikings' reputation for bloodlust compared to other medieval fighters may have been exaggerated over the years.
A meteorite 100 times bigger than the dinosaur-killing space rock may have nourished early microbial life
On a young Earth, giant meteors might have been a harbinger of life, not death.
380 million-year-old remains of giant fish found in Australia. Its 'living fossil' descendant, the coelacanth, is still alive today.
Researchers have discovered a new extinct species of coelacanth that lived 380 million years ago.
New memory chip controlled by light and magnets could one day make AI computing less power-hungry
A new type of ultrafast memory uses optical signals and magnets to efficiently process and store data.
