Author: Scientific American

In the latest effort to undermine climate action, President Trump pulled the U.S. out of the U.N. Framework Convention on Climate Change, which underpins global efforts to address rising temperatures

Sea anemones and jellyfish don’t have brains, but the way their neurons behave during sleep shows some surprising similarities to humans

Two NASA astronauts were scheduled to complete a six-and-a-half-hour spacewalk on January 8, but the agency has postponed it indefinitely

Users will be able to upload their health data into ChatGPT in order to get what OpenAI described as a more personalized experience

Bigger than Hubble and launching as soon as 2029, the Lazuli Space Observatory would be the first-ever full-scale private space telescope

The use of poison on arrows marked a revolution in human hunting technology—new evidence suggests it happened tens of thousands of years earlier than previously known

Nutritional guidelines released on Wednesday by Secretary of Health and Human Services Robert F. Kennedy, Jr., and the USDA emphasize “real food” that is high in saturated fat, departing from decades of evidence on healthful diets

Scientists have uncovered genetic evidence that they say may be linked to the Renaissance master, but some experts are more skeptical

Fossils of a human ancestor from 773,000 years ago may be near the base of the Homo sapiens lineage, representing a common ancestor of modern humans, Neandertals and Denisovans

Capsizing icebergs are violently clashing with the crumbling end of the Doomsday Glacier