Webb telescope detects possible signs of life on distant planet

Located about 120 light-years from Earth in the constellation Leo, K2-18 b lies within the habitable zone of a nearby star.

Alaska hiker rescued thanks to viewers spotting him on bear webcam

In a dramatic rescue in Alaska, a lost hiker was saved thanks to the vigilance of viewers who spotted him on a bear webcam.

NASA's UFO report will be released Thursday, agency says

NASA's report on UAPs — short for unexplained anomalous phenomena — has been in the works for more than a year.

Ufologist presents alleged 'non-human' bodies to Mexico's Congress

Jaime Maussan presented two alleged alien corpses in windowed boxes. He told Mexico's Congress "we are not alone in this vast universe."

Oct. 14th solar eclipse: When and where to see the spectacle

Next month’s eclipse isn’t as rare as the total solar eclipse set to sweep the country next spring, but it will still be a sight to see for millions of people. Here's what to expect.

NASA's Mars rover instrument MOXIE generates enough oxygen for small dog

The Mars Oxygen In-Situ Resource Utilization Experiment, or MOXIE, is a microwave-sized device that takes unbreathable Martian air and turns it into oxygen humans – and dogs – rely on.

A Connecticut couple rescues a baby shark caught in a work glove

Deb Dauphinais, a dive instructor, said she thought the shark was dead, but when it twitched she motioned for her husband to come over and help.

NASA astronaut Frank Rubio breaks US record for longest spaceflight

NASA astronaut Frank Rubio now holds the record for the longest U.S. spaceflight. Rubio surpassed the U.S. record of 355 days on Monday at the International Space Station.

Rare 'Red Leader' X-wing Starfighter miniature from 'Star Wars' hits auction block at $400K

Star Wars enthusiasts have a unique opportunity as a historic relic from the iconic franchise, the "Red Leader" X-wing Starfighter filming miniature, is set to be auctioned by Heritage Auctions.

SpaceX makes changes to Starship after ‘lessons learned' from test flight

SpaceX has to implement corrective actions for the FAA to issue a license modification for the next launch attempt. Elon Musk's company is busy making changes to Starship and the Texas launch facility since the April test flight.

Rhino kills zookeeper and seriously injures her husband

The rhino killed the zookeeper and seriously injured another zookeeper, her husband, as he tried to chase the rhino away from her.

Tennessee officials warn public after people get 'dangerously close' to bear

The bear wandered the steps of the building as dozens of people stood by. But some came within mere feet of the wild animal, with their phones out to get a closer look.

Watch: NOAA scientists find mysterious, shiny orb-like object on seafloor

Video from NOAA shows the vessel’s remotely operated arm carefully "tickle" the object before picking it up and sucking it into a vacuum-like tube.

Missing alligator captured in Piscataway, New Jersey park

Just after 10 p.m., a concerned citizen in the Possumtown neighborhood spotted the 4-foot-long alligator near 2nd Avenue.

High school student digs up 34-million-year-old whale skull on family farm

Lindsey Stallworth and her science teacher had only been digging for about 30 minutes when they found fragments that led to the discovery of a lifetime.

New comet to sweep past Earth: How and when to see it

Stargazers should catch a glimpse of the comet as soon as possible — it will be another 400 years before it returns.

NASA releases first images from pollution-monitoring satellite in space

NASA has shared this week the first images from TEMPO, the agency’s first space-based instrument designed to continuously measure air quality over North America, and do so with the resolution of a few square miles.

VIDEO: 3-legged bear breaks into Florida home's lanai, drinks 3 White Claws | 'Oh my God, look at him!'

A Lake Mary, Florida, mother received the shock of her life when she discovered that a three-legged black bear, affectionately known as Tripod, had somehow managed to break into her home while her 13-year-old son was inside with the family dog. The woman said the bear even accessed her outdoor refrigerator and helped itself to three of her White Claws.