Geography

Earth has a ‘pulse’ every 27.5 million years, shows study

Geologic activity on Earth appears to follow a 27.5-million-year cycle, giving the planet a “pulse,” researchers report. “Many geologists believe that geological events are random...

‘Dragon man’ fossil may replace Neanderthals as our closest relative

A near-perfectly preserved ancient human fossil known as the Harbin cranium sits in the Geoscience Museum in Hebei GEO University. The largest of known Homo...

Multiple dinosaur species not only lived in the Arctic, they also nested there

In the 1950s, researchers made the first unexpected discoveries of dinosaur remains at frigid polar latitudes. Now, researchers reporting in the journal Current Biology have...

Anglo-Saxon ancestry was ‘mixed and mutable’, shows study

The ancestry of early Anglo-Saxons, a subject of some debate, included immigrants from continental Europe as well as people indigenous to Great Britain, according...

More intense thunderstorms in Southern Great Plains linked to climate variability, shows study

Large thunderstorms in the Southern Great Plains of the U.S. are some of the strongest on Earth. In recent years, these storms have increased in...

Ancient Maya city may have parks

The ancient Maya city of Tikal was a bustling metropolis and home to tens of thousands of people. The city comprised roads, paved plazas, towering...

World’s lakes are losing oxygen rapidly as planet warms

Oxygen levels in the world's temperate freshwater lakes are declining rapidly -- faster than in the oceans -- a trend driven largely by climate...

Scientists detect signatures of life remotely

It could be a milestone on the path to detecting life on other planets: Scientists under the leadership of the University of Bern and...

Scientists find our Earth’s pulse, a 27.5-million-year cycle

Geologic activity on Earth appears to follow a 27.5-million-year cycle, giving the planet a "pulse," according to a new study published in the journal...

Research reveals why people pick certain campsites

Those in love with the outdoors can spend their entire lives chasing that perfect campsite. New University of Montana research suggests what they are trying...