A study published in the medical journal Thorax raises questions about foods that cause lung cancer, saying that some foods ...

A protected, off-limits zone at Yellowstone National Park was accessed by an unknown tourist in flip-flops. Here's why ...

The rare volcanic eruption in Russia has gone viral after mesmerizing glimpses of the natural phenomenon up close.

The paddleboarder goes out of her way to save a shark's life that was threatened by human recklessness.

Once the seagull departed from her nest at the Farallon Islands, she displayed a mysteriously high flying speed of 60 miles ...

A decade ago, there were more than 1,600 little blue penguins on the Granite Island of Australia, but now only 30 are left.