Popular beaches closed after warnings of stinging blue dragon sea slugs
Blue dragon sea slugs' venom is very powerful, and touching one, even through gloves, can cause a painful sting.
Watch: Video shows rare fish's ability to climb rocks
The tiny fish were seen swimming, or rather "climbing" up rocks, a behavior that hadn't been seen before.
Shark takes huge bite out of surfer’s board: 'It bit right behind him’
An Australian surfer narrowly escaped injury after a shark bit his board in half.
See the clearest photo yet from the surface of Mars
NASA says its Perseverance rover on Mars has transmitted new imagery that forms one of the sharpest panoramas of the Martian surface to date, offering scientists valuable insight into the Red Planet’s terrain.
Toothpaste made from hair could help repair teeth, scientists say
Researchers at King’s College London say keratin, a protein found in hair, can protect and repair tooth enamel — and may soon be used in toothpaste or gels.
A rare ‘Black Moon’ set to rise this week: What to know
Stargazers will soon get the chance to experience a rare celestial event known as a Black Moon, set to occur this week.
Black bear crashes vacation, takes a dip in Tennessee hot tub
Caught on camera: A black bear recently turned a Tennessee hot tub into its personal spa.
Bat colony found in Grand Teton lodge, possibly exposing hundreds to rabies
Hundreds of people could potentially have been exposed to rabies during their summer vacation at Grand Teton National Park.
Hiker made fatal mistake when encountering venomous snake, officials say
Emergency responders performed CPR after witnesses said the hiker picked up a rattlesnake.
Oldest-ever Great Lakes lake trout recorded in Lake Superior
The best way to measure how old a fish is is by counting the number of rings formed on a chunk of calcium living in its inner ear. This lake trout, named Mary Catherine, had 62 rings.
Video: Florida alligator devours python in Everglades
An alligator in the Florida Everglades was seen doing its part to combat the invasion of Burmese pythons in the region, chomping on the limp body of one of the massive snakes and swimming off with the meaty catch.
Wild rabbits spotted with strange 'horn-like' growths sprouting from their heads
Recently, some wild rabbits have been seen in the U.S. with "horn-like" growths spurting from their heads that are caused by a viral infection, according to experts.
Perseid Meteor Shower 2025: When and where to watch this week
The Perseids meteor shower, considered the best of the year by NASA, is set to peak soon.
Summer's best meteor shower peaks this week: How and when to watch
The annual Perseid meteor shower will peak this Tuesday and Wednesday. Here's everything you need to know:
James Lovell, astronaut and Apollo 13 commander, dies
Astronaut James Lovell, who was commander of the 1970 Apollo 13 mission, has died. Here's what we know.
Watch: Feisty little Pomeranian chases bear out of home
A proud Pomeranian fearlessly protected his home – or more likely his food bowl – from a black bear who wandered inside.
Millions watch livestream of deep sea creatures from Argentina, latest in 'slow TV' fad
A livestream of deep-sea creatures captivated Argentina, highlighting the calming global trend of “slow TV." Here's why millions tuned in.
VIDEO: Florida shark, stingray get into tussle off the coast of Panama City Beach
WATCH: A shark and stingray engaged in quite the tussle last month off the shore of Panama Beach in Florida. A woman was able to capture the moment on camera.