In 2017 NASA’s Hubble Space Telescope zoomed in on a comet as it passed around the sun. And then things took a more unusual ...

The COVID pandemic ushered mRNA vaccines into the spotlight, and the technology has even greater potential. Here’s what to ...

Researchers put human sperm into a microgravity simulation chamber designed to mimic the female reproductive tract and tested ...

Sperm whales are known to socialize, but scientists were stunned when they saw a group of sperm whales gather as one of them ...

European Space Agency astronaut used an International Space Station treadmill to march 26.2 miles (42.2 kilometers) to the ...

People are buying helmets, face masks, vests and beds that emit long-wavelength light. Beneath the hype, there is some ...

Participants in the new study, which was published today in Science, preferred the sycophantic AI models to other models that gave it to them straight, even when the flatterers gave participants bad ...

More than 1,500 mathematicians are demanding that their field’s most prestigious meeting be moved from the U.S.

Skin conditions such as psoriasis often flare up in the same spots throughout one’s life. Now scientists think they know why ...

The Arctic sea ice maximum this year effectively tied for the lowest ever on record, with major implications for polar ecosystems and global warming ...

Climate scientist Kate Marvel talked to Scientific American about her decision to leave NASA amid federal government turmoil ...

A start-up has surprised the scientific community with a breakthrough: translating a modern proof into a programming language ...