An overlooked Antarctic water system could raise sea levels by more than 2 meters by 2300, computer simulations show.

Editor in chief Nancy Shute discusses the booming online market for semaglutide, new findings on how early humans used sophisticated thinking and whether Spinosaurus could swim.  [...]

All about AI Scientists are working on AI technology that has brain-inspired hardware, architecture or algorithms. Such neuromorphic AI could be nimbler, more efficient and more [...]

A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.  [...]

Satellite data reveal a link between the amount of black carbon in the atmosphere and rates of Antarctic sea ice loss in recent years.  [...]

An archaeological site in Germany suggests communal hunting and complex thinking emerged earlier in human evolution than once thought.  [...]

Solve our latest interactive crossword. We'll publish science-themed crosswords and math puzzles on alternating months.

Astronomers have a lot of thoughts about the latest paper claiming we’ve found the strongest hints of alien life yet on the distant planet K2 18b.  [...]

The Curiosity rover identified hidden caches of the mineral siderite, which could help explain why Mars lost its habitable climate.  [...]

The Trump administration has reportedly disrupted over 100 clinical trials. Science News spoke to researchers about the impacts on four of them.  [...]

Astronomers now agree: They’ve spotted the first isolated stellar-mass black hole ever seen.

A long-elusive, hypothetical subatomic particle called the axion can be simulated and potentially detected in a type of thin material.  [...]

The phase I clinical trials showed stem cell transplants for Parkinson’s disease appear to be safe and might restore dopamine-producing brain cells.  [...]

For a good night of sleep, consider getting your circadian rhythm back in sync with the sun. Here’s how to do it.

Adam Becker’s new book, More Everything Forever, investigates the dangers of a billionaire-driven tomorrow, in which trillions of humans live in space, served by AI.  [...]

An initial clinical trial in Kenya found no safety concerns, a first step toward testing unithiol as a treatment for venomous snakebites in people.  [...]

Two cases of alpha-gal syndrome suggest that the lone star tick isn’t the only species in the United States capable of triggering an allergy to red meat.  [...]

SAMHSA’s work is crucial to suicide and drug overdose prevention and mental health care. It may fall victim to changes to public health infrastructure.  [...]

When classifying climate misinformation, general-purpose large language models lag behind models trained on expert-curated climate data.  [...]

Researchers are still divided about whether Spinosaurus was a swimmer or a wader. What’s clear is that confirming the first swimming dinosaur would be a game-changer.  [...]