The PM will urge world leaders at the COP27 summit to deliver on promises to tackle global warming.

Researchers have compiled the first genome sequences of desert pupfish from the American Southwest, including the unique Devils Hole pupfish. The genomes of the 8 Devils Hole pupfish sequenced contained an amazing number of identical stretches of DNA, amounting to 58% of the genome -- among the most inbred of any known vertebrate. Paradoxically, of 15 gene deletions, five involved adaptation to...

New findings from a meta-analysis examine the biological mechanisms responsible for why some people's immune systems respond differently to vaccinations, which could have global implications for the development and administration of vaccines.

Astronomers have identified the oldest star in our galaxy that is accreting debris from orbiting planetesimals, making it one of the oldest rocky and icy planetary systems discovered in the Milky Way.

Changing your mode of transportation and cutting back on meat can help reduce emissions — but how does that compare to what industry and governments can...

CAPE CANAVERAL, Fla. — Better catch the moon’s disappearing act Tuesday — there won’t be another like it for three years. The total lunar eclipse will be visible throughout North America in the predawn hours — the farther west, the better — and across Asia, Australia and the rest of the Pacific after sunset. As an extra treat, Uranus will be visible just a...