Author: Saleen Martin, USA TODAY

The 18-year-old Lollapalooza security employee was charged with felony terrorism or making a false threat, Chicago police said.

Common belief was that humans first settled in North America about 16,000 years ago. New research suggests that might not be true.

Contrary to previous beliefs, the plesiosaur spent time in freshwater. Still, scientists doubt the reptile was the Loch Ness monster.

Rapid melting can impact sea level rise and also countries that rely on seasonal water supply from melting glaciers, said scientist William Lipscomb.

The surveillance videos were disclosed when “there was an imminent danger of death or serious physical injury to a person,” a company official said.

Arthur’s Stone has been the subject of various tales passed down through generations, including one about King Arthur slaying a giant there.

What you do when you first encounter a bear isn’t the only important thing – it’s how you do it. Experts explain how to be “bear aware.”