Remarkable fossil shows dinosaur, mammal forever frozen in epic battle

The 125 million-year-old fossil was discovered in the Lujiatun Member of the Lower Cretaceous Yixian formation in China back in 2012.

Whistleblower claims US is concealing program that captures UFOs

David Grusch, a retired major general, claims the U.S. has had information about "non-human" activity since the 1930s.

Running could potentially reduce risk of Parkinson’s disease, study finds

Researchers in Italy have found that running, including on treadmills, can help produce a protein key to brain growth which can help prevent the neurological disorder.

Woman dies after grizzly bear encounter near Yellowstone National Park

A woman was found dead in Montana on Saturday after coming into contact with a grizzly bear on a trail west of Yellowstone National Park.

Drug-addicted 'cocaine sharks' may be devouring dumped drugs off Florida coast

Thousands of sharks off Florida's coast may have ingested bales of cocaine left in the water by drug smugglers attempting to get their product into the United States.

Watch: Freaky slime mold pulsates as spores spread in Alaska national park

Slime molds are a collection of single-celled organisms that move together in search of nutrients. They eat bacteria and appear on dead and decaying logs in Glacier Bay's Alaskan rainforest ecosystem during the summer.