The extreme marine heatwaves of 2023 may signal a tipping point for Earth's climate, a new study suggests.
Cut marks on a child's cervical vertebra found at Atapuerca in Spain suggests Homo antecessor was indiscriminate about cannibalism victims.
A newly discovered dwarf planet called 'Ammonite' (2023 KQ14) has been spotted in the outer solar system, and it could be another nail in the coffin for the Planet Nine hypothesis.
More advanced AI systems show a better capacity to scheme and lie to us, and they know when they're being watched — so they change their behavior to hide their deceptions.
A conjunction between a crescent moon and Mars joins an ongoing display of 'shooting stars,' making July 28 one of the best nights for skywatching all summer.
A woman and her partner had been trying to conceive for some time. It turned out that a rare allergy may have been hindering their attempts.
Up to 200 worlds investigated by NASA's exoplanet-hunting TESS satellite could be bigger than predicted, a finding that could impact our search for alien life.
Scientists explore the concept of «robot metabolism» with a weird machine that can integrate material from other robots so it can become more capable and overcome physical challenges.
An experimental birth control pill for males works by blocking sperm production, and it just passed its first safety test in humans.
The tiny 'backward' brain of an ancient sea creature hints that spider ancestors might have gotten their start in the ocean.
A Neanderthal trackway discovered in Portugal shows how an adult male and two children hunted for food 78,000 years ago.
Researchers have found evidence of a titanic tussle between a terror bird and a large caiman in Colombia's ancient La Venta wetlands.
Peatlands cover just a fraction of Earth's surface, but store huge amounts of carbon. In the Peruvian Amazon, one of these swamps has switched to carbon neutral.
Gray wolves were reintroduced in Yellowstone National Park in 1995 to help control the numbers of elk that were eating young trees, and it is finally paying off for quaking aspen.
A 3D-printed hybrid drone can quickly transition between air and water thanks to variable pitch propellers. Watch a video of the drone in action.
A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar to claims made about 'Oumuamua. But experts have called it «nonsense».
Two minor meteor showers — the Southern Delta Aquariids and Alpha Capricornids — peak overnight on July 29-30, making it a great night for stargazing.
Archaeologists aren't «baffled» by giant shoes but see them as a way to test different theories about how Roman soldiers coped with new environments along Hadrian's Wall.
A Neanderthal variant in an enzyme involved in energy production has been linked to a 50% lower probability of achieving elite athletic performance.
Artifacts from the Iron Age have revealed an intense historical magnetic anomaly in the Middle East. Could using a similar approach elsewhere help us unravel the mysteries of Earth's magnetic field?
