Nature's most formidable predators are often female, employing calculated ferocity, intelligence, and evolutionary precision ...

What started as a bold plan to train sharks for conservation turned into chaos. Divers hoped to protect the ocean—but their experiment led to unexpected, dangerous behavior from the sharks themselves.

Beneath Europa’s frozen surface lies an ocean larger than all of Earth’s combined - but reaching it could cost billions and decades of risk. NASA’s Europa Clipper will fly through Jupiter’s deadly ...

Ancient reptiles, crocodiles and their kin, share our planet, coexisting with humans in rivers and wetlands globally. While ...

This new species of a notorious jellyfish may be able to survive further north, which can be hazardous to swimmers and the ...

Researchers discovered fossil evidence showing that spionid worms, parasites of modern oysters, were already infecting bivalves 480 million years ago. High-resolution scans revealed their distinctive ...