New tiny world beyond Neptune discovered, giving boost to ‘Planet Nine’ theory
Researchers use the Subaru Telescope in Hawaii to find a small object on the outer edge of the Solar System. Nicknamed “Ammonite," researchers say it could provide more evidence to the hypothetical “Planet Nine" beyond Neptune.
Iceland volcano eruption caught on camera
A volcano erupted on Iceland's Reykjanes Peninsula, prompting evacuations in the surrounding area.
New blue pool at Yellowstone National Park discovered after 'mildly explosive' activity
A routine temperature check at the Norris Geyser Basin in Yellowstone National Park led geologists to discover a new blue water spring.
Massive Mars rock from outer space could fetch up to $4M at prestigious Sotheby's auction
Bidding opens at $1.6 million for the rare meteorite which was discovered in Niger's Sahara Desert.
Bear surprised by motion-activated sprinkler: Video
A black bear got quite the surprise when it activated a sprinkler in a yard in Minnesota. The hilarious moment was caught on video.
Bay Area teen using AI to try to prevent future Mars Rover mishaps
A 14-year-old from Pleasanton is using cutting-edge artificial intelligence in hopes of solving a problem that occurred millions of miles from Earth.
Can a Texas size flood hit California? It already has, several times
The question arises, can a Texas-like disaster occur here in California? The Bay Area's rain and snow season, October to April, does bring flooding but rarely on the level that occurred in Texas. But is has, several times.
Watch: Momma moose searches Alaska fire department for her calves
"That would explain what she needed," the mechanics said when they realized why the moose was on the mission.
Astronaut photographs elusive luminous event from far above Earth
An astronaut aboard the International Space Station has shared a striking photo of what is known as a Transient Luminous Event seen above a thunderstorm over Mexico and the Desert Southwest earlier in the week.
Trump signs order increasing national park fees for foreign tourists
In a statement, the White House said the move aims to "improve services, access, and affordability for Americans."
Watch: Angry elephant chases tour group during jungle safari
A wild elephant charged at tourists on a jungle safari in India, forcing vehicles to speed away in a dramatic escape.
Government plans to fight flesh-eating maggot by breeding billions of flies
The U.S. government plans to release billions of sterilized flies over Mexico and southern Texas to fight a flesh-eating pest that threatens livestock and wildlife.
Watch: Rare, endangered fox caught on camera in California national park
The Sierra Nevada red fox is an endangered species living solely in the Golden state and with less than 100 individuals living in the wild, according to the California Department of Fish and Wildlife.
See our neighboring Andromeda Galaxy in a whole new light
On a clear night, some stars in the Andromeda Galaxy can be seen from Earth.
Watch: Bear's hilarious attempt to pry open a trash can
The bear tips the can, rotates it, pushes it, and climbs on top of it in a desperate - yet entertaining - attempt to get it open.
Bison boils to death in Yellowstone hot spring
A bison was being photographed wandering around the hot spring’s edge when it reportedly stumbled into the scalding water and couldn’t get out.
July night sky highlights: Bright Mercury, full Buck Moon and a meteor shower
Skywatchers in North America can catch three major celestial events in July.
Where did all the fireflies go? It's not too late to help them
Light pollution, reduced habitat and pesticides can impact the lightning bug populations in your neighborhood.
Tahoe mother bear euthanized after an attack, leaving behind 2 cubs
A South Lake Tahoe mother bear with "a long history of human conflict" was euthanized this week, after the animal attacked a camper and sent her to the hospital, the California Department of Fish and Wildlife said.
Fireball? Meteor? Eyewitnesses in Southeast report ball of fire in sky, shaking
Officials across the Southeast are investigating reports of a "fireball" seen in the sky, with over 100 sightings reported to the American Meteor Society from Georgia, South Carolina and Tennessee.