A mosasaur may have laid this football-size egg 68 million years ago.

STARKVILLE, Miss. (WJTV) – Officials with the Mississippi Department of Environmental Quality (MDEQ) said geologists recently uncovered a giant mosasaur vertebra near Starkville. MDEQ’s ...

Geologists in Mississippi unearthed a large vertebra belonging to a Mosasaurus hoffmannii, a giant marine reptile from the late Cretaceous period. The discovered vertebra, potentially the largest ...

A trip to Antarctica might feel less like crossing the ocean and more like crossing the galaxy, but what happens there impacts the world well beyond the coast — influencing weather patterns and ...

Upon arriving in Antarctica, Hartigan was expecting to see plastic debris littering the landscape — a common sight in many parts of the world. But the plastic junk she was expecting wasn’t there.

Beneath the great, white expanse of the Antarctic Ice Sheet, a mysterious realm of streams and lakes lies out of sight. Much about this hidden water world remains poorly understood. But a new ...

Female emperor penguins lay a single pear-shaped egg early in the Antarctic winter when temperatures can dip to minus 50 degrees Fahrenheit and winds can reach hurricane force. Needing to ...

The amount of carbon dioxide in the atmosphere has continued to accelerate, increasing by a record amount last year. Trees, plants and tiny plankton in the ocean all convert CO2 into the oxygen we ...