A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...

Thousands of fossils from the La Brea tar pits in California show no signs of mammals and birds evolving in response to ...

Scientists solve mystery of Antarctic mountain range hidden for 500 million years - The ancient Gamburtsev Subglacial ...

The fossils of ancient salamander-like creatures in Scotland are among the most well-preserved examples of early stem tetrapods -- some of the first animals to make the transition from water to land.

Water reshapes Earth through slow, powerful erosion, carving intricate landscapes like caves and pinnacles in soluble rocks ...

The ancient Gamburtsev Subglacial Mountains in the middle of East Antarctica are entombed beneath kilometres of ice ...

Chemists at UCL and the MRC Laboratory of Molecular Biology have demonstrated how RNA (ribonucleic acid) might have ...

Col. Terry Connell was at his downtown Portland church’s Sunday service on May 18, 1980, when Mount St. Helens erupted.

During the late stages of the last ice age, the Arabian Desert wasn't always the dry expanse you know today. In fact, recent ...

Palynologists who study tiny pollen fossils share 4 stories found in grains that fell hundreds to millions of years ago.

Coastal communities from northern California to British Columbia live atop the Cascadia Subduction Zone, which spans about ...

Imagine compressing the entire 4.5-billion-year history of Earth into just 10 minutes. In this fast-paced, visually stunning journey, we take you from Earth’s fiery formation to the rise of modern ...