A large fossil study shows young shark and ray species vanish faster, while older species stay stable over time.

A funding crisis at the Museum of the Earth and the Paleontological Research Institution in Ithaca, N.Y., could scatter ...

A recent climate study from the University of Wollongong suggests that Homo floresiensis, the small early human species from ...

The sex of many turtles, crocodilians, and other reptiles is determined by the temperature at which their eggs incubate.

Like corn kernels in slowly heating oil, the orca sightings began sparse and unpredictable. But at some imperceptible moment, ...

The Canary Islands may represent the “missing link” in a global pandemic killing sea urchins. Sea urchins help build and maintain marine habitats in much the same way that large plant-eating animals ...

Giant mosasaurs, once thought to be strictly ocean-dwelling predators, may have spent their final chapter prowling freshwater ...

New research finds extinction rates have been declining for a century, challenging assumptions of an ongoing mass extinction.

The idea that extreme climate change could one day cause a mass extinction and end the human dominance is not as farfetched as it may seem.

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

This article adheres to strict editorial standards. Some or all links may be monetized. Hunter Biden, son of former President Joe Biden, is sounding the alarm about a looming threat to American jobs — ...