Explorers followed a stream into a sealed cave complex, passing brick walls, wooden dams, coal fragments, and mineral-coated ...

Scientists found manta rays dive nearly a mile deep to navigate the open ocean.

The discovery of obelisks is forcing scientists to rethink the limits of life's smallest genomes. These tiny RNA circles, hiding in the human mouth and gut, expand the known diversity of replicating ...

Human-driven changes to landscapes worldwide are 'thinning out' the ecological services supplied by wild birds, eroding the ...