Study: Wildfire smoke may be worse for your brain than other air pollution

Research shows wildfire smoke significantly raises dementia risk, with a 21% increase per 1 microgram of PM2.5, compared to other air pollution.

Surfer loses leg in fight with 10-foot great white shark

After the attack, Kai McKenzie managed to make it back to shore and his leg also washed ashore not long after.

Watch: Mountain goat shows off dance moves on top of Subaru

A hiker in Colorado walked back to her car only to find two mountain goats having a party on the roof of her Subaru without her.

Geomagnetic storm watch: Did you see northern lights auroras this week? Here’s why

A geomagnetic storm watch predicted northern lights visibility as far south as New York this week. Learn what caused this rare celestial event and its potential impacts.

Sharks test positive for cocaine off Brazil's coast

Sharks have tested positive for cocaine off Brazil’s coast, according to a new scientific study.

San Diego Zoo prepares to debut new giant pandas in August

Yun Chuan is known for his gentle demeanor, while Xin Bao is described as active, alert, witty, and an excellent climber.

Full buck moon to light up the sky this weekend: What to know

July’s full buck moon will be visible all weekend long if conditions in your area are conducive to stargazing. Here's what to know.

Bald eagle attacks prompt warning from Alaska officials

A series of recent eagle attacks has left Alaskans confused as to why the majestic birds are going after people. 

Rare orange lobster almost cooked up at Red Lobster

The 1-in-30-million orange lobster was caught off the coast of Canada and "accidentally delivered" to a Red Lobster in Pueblo, Colorado.

Isle Royale wolves accessing human food and garbage at some campgrounds

Wolves have been encroaching on sites on the east side of the island, leading to new food storage guidelines first announced over the weekend.

Webb Space Telescope reveals pair of glowing intertwined galaxies

Photos of the two galaxies nicknamed Penguin and the Egg were released to celebrate the second science anniversary of NASA’s James Webb Space Telescope.