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.

See the rare blue frog spotted in Rhode Island

Some of Rhode Island's frog species can occasionally exhibit rare blue coloration.

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.

Suspected lioness on the loose near Berlin: police

Nearby residents were advised to stay indoors if possible, to refrain from walks and jogs in the woods, and to take dogs at most for short walks on a leash.

Solar storm forecasted for Thursday could bring Northern Lights to 17 states

This solar storm is part of an 11-year solar cycle that’s making the Northern Lights visible in places farther to the south. Here's where auroral activity is forecast.

Maine woman, 64, punches bear in nose after it chased her dog

The woman was bitten when she stepped in between her dog and the black bear, which had been chasing her pet – and punched the bear in the nose.

Rare lizard found only in major US oil patch proposed as endangered species

The dunes sagebrush lizard has quite the natural habitat. It's found only in parts of one of the world's most lucrative oil and natural gas basins.

World UFO Day: New investigations show growing acceptance in science, government

Have aliens been confirmed yet? Well, no – but the expert work to identify hundreds of UFOs has accelerated in the last year more than ever. Here’s a look at where some investigations stand this World UFO Day.

Marvel at never-before-seen octopus nursery found off coast of Costa Rica

An international team of scientists recently explored previously unseen seamounts off of Costa Rica. What they found on their expedition was a new active octopus nursery and witnessed babies hatching.

Video: playful orcas spotted off California coast

A group of orcas were seen playing near the surface for hours off the coast of California, according to a whale-watching group.

Saturn’s rings glow in new image captured by James Webb telescope

Saturn’s atmosphere contains methane gas which absorbs sunlight, unlike its rings which are made up of billions of small chunks of ice and rock and appear brighter in the image.