Far below the surface of Chetumal Bay in Mexico, scientists mapped an underwater sinkhole that drops about 900 feet down. This newly described Taam ja Blue Hole is now ranked as the second deepest ...

This story is part of our weekly Hidden Gems feature series as the USA TODAY Network-Florida takes readers around the state to highlight some of our most interesting attractions. FORT WHITE — Deep in ...

Efforts to limit ozone-depleting chemical compounds had a significant impact. The ozone hole over the Antarctic is significantly smaller in 2025 than in previous years, ranking as the fifth-smallest ...

The James Webb telescope may have detected the universe's earliest and most distant known black hole at the heart of galaxy GHZ2, revealing how the first black holes grew just a few hundred million ...

Earlier this year, researchers reported the most massive black hole merger ever detected. But the event was so unusual that questions around its origin sowed confusion within the astrophysics ...