The brown dwarf isn't a star and it's not a planet. But it's illuminating the murky borderlands that separate the two....

Rare-earth magnet recycling could reduce the need to mine for more resources, leading to more sustainable data centers....

Relatively minor meltdowns might destroy underwater cables and disrupt vital industries, scientists say, creating a cascade of economic misery....

Rats may feel concern when cage mates are trapped. But, like people, they don’t always care enough to help....

Pinning down the number of “long-haulers” suffering from the mysterious condition is an important task. It’s also proving impossible....

Researchers recently tested whether a balloon-borne sensor could listen for venusquakes to learn about the planet's makeup....

Back in 1909, figuring out the charge of a single electron was a Nobel-worthy pursuit. Today, it’s a good lesson…

Nauka’s errant firings were likely the result of human error—and they raise concerns about the future of the country’s space…

A new model explains the forces and body design features that limit maximum sprinting speed....

Sea level rise will soon combine with a host of other environmental factors to produce dozens of floods each fall…