Giant prehistoric salmon had tusk-like teeth, just like a warthog's
The largest salmon species ever discovered, Oncorhynchus rastrosus may have used its distinctive, tusk-like teeth to compete with rivals, defend against predators and dig nests.
The largest salmon species ever discovered, Oncorhynchus rastrosus may have used its distinctive, tusk-like teeth to compete with rivals, defend against predators and dig nests.
Yellowstone's lake's ice cover has remained unaffected by increasing temperatures due to increased snowfall. But this could make it vulnerable to a sudden shift.
Analyses of Teotihuacan's three major pyramids show that the city was shaken by multiple catastrophic earthquakes — and this may have led to its demise.
The oldest firm age yet for Earth's magnetic field suggests that it developed before a solid planetary core, 3.7 billion years ago.
The tiny colons were grown from mouse stem cells, but human versions could one day be used to test new drugs for colorectal cancer, scientists say.
Anthropic's AI tool has beaten GPT-4 in key metrics and has a few surprises up its sleeve — including pontificating about its existence and realizing when it was being tested.
"Exceptionally preserved" fossils of an ancient shark that lived alongside the dinosaurs has finally revealed what the predator looked like — and why it may have gone extinct.
Bioluminescence traces back to the Cambrian era — 540 million years ago — and could have been used for communication, courtship and camouflage among the earliest ocean creatures.
The CDC warned doctors about "counterfeit or mishandled" Botox injections that have caused clusters of illness in the U.S.
The chest could help archaeologists understand the fire and explosion that sank the vessel.
An explosive flare from the Milky Way's central black hole has been translated from 'a single flickering pixel' into a detailed 3D model using AI and Einstein's general relativity equations.
In the early hours of Tuesday (April 23), quadruple solar flares near-simultaneously exploded from across the sun's surface, and there's a good chance that one of these outbursts launched a solar storm toward Earth.
On April 10, a bright red atmospheric "hole" was spotted in the night sky above Texas shortly after SpaceX launched 23 Starlink satellites into space. It is the latest example of an increasingly common phenomenon caused by the company's dying rockets.
The near-Earth asteroid Kamo'oalewa, which orbits alongside our planet as a 'minimoon,' may have originated from Giordano Bruno crater on the far side of the moon, new research suggests.
NASA's Voyager 1 probe has resumed sending usable data back to Earth after engineers fixed a computer error that caused the interstellar spacecraft to only transmit gibberish for five months.
A giant-hail event that hit Girona in northwest Spain in 2022 was fueled by climate change, with a marine heatwave helping to intensify the storm that killed a small child.
Researchers at MIT are using AI to train AI not to give toxic responses, using a new method that replicates human curiosity.
Enslaved people picked the cherries around 250 years ago, likely in pre-Revolutionary War times.
China's experimental moon satellites Tiandu-1 and 2 are testing lunar communications and navigation tech. Recently, they shared this image of the lunar surface with a ghostly Earth in the background.