A frozen highway may have given ancient travelers a clear path from Siberia into the New World more than 10,000 years earlier than America's First Nations people are thought to have arrived. According ...
Two million years ago, an encounter with a cold cloud of gas and dust could have caused our planet's "protective giant bubble ...
An encounter with a cold cloud of gas and dust could have caused our planet's "protective giant bubble" to draw back. Scientists believe Earth may have briefly lost protection from the sun around two ...
Between 34 million to 44 million years ago, an epoch known as the middle-to-late Eocene, Earth's atmosphere transformed ...
The human-made possessions from about 7,000 years ago are being discovered from Mount Edziza, a volcano located in northwestern British Columbia in Canada. The site belonged to the Tahltan First ...
Beneath the Antarctic ice, scientists find remnants of a giant river system that flowed for thousands of miles ...