An early study suggests donor hearts take on the biological age of recipients, aging faster in older bodies and looking ...

Cassini data show salt-rich ice grains from Enceladus vary widely, suggesting the moon sorts its ocean chemistry in ways that ...

Hot Jupiter TOI-1355 b will stop transiting its star as seen from Earth around 2033, giving astronomers a short window to ...

Valar Atomics wants 456 small reactors on 9,500+ acres near Price, Utah, to power data centers. Federal land managers are now ...

San Diego County has 11 West Nile cases, its most since 2016, prompting Coronado spraying as LA County reports 100 cases and ...

The Philippines logged 11,965 leptospirosis cases by Sept. 23, up 46% from 2025 after monsoon floods, while dengue cases fell ...

ETH Zurich isotope analysis of NASA’s Bennu samples suggests the asteroid’s parent body formed near the snow line while a ...

After Japan’s 2011 tsunami, 38% of sticklebacks sampled in new ponds were hybrids. Within about 10 generations, ...

A second goose with bird flu has died at Athalassa Park in Nicosia, Cyprus. Four exposed people have tested negative so far ...

NASA’s Crew-13 is set to launch at 11:10 a.m. EDT Thursday and dock with the space station about 7 hours and 50 minutes later, a U.S. record if it holds.