Pentagon has received 'several hundred' new UFO sighting reports

A new Pentagon office set up to track reports of unidentified flying objects has received “several hundreds” of new reports, but no evidence so far of alien life.

Russian space capsule leak likely caused by micrometeorite

A coolant leak from a Russian space capsule attached to the International Space Station was likely caused by a micrometeorite strike, a Russian space official said Thursday.

Mountain lion P-22 unlikely to be released back into wild

Given his condition, officials say it's unlikely the cat will ever be released back into the wild, with the alternatives being either a move to a sanctuary or euthanasia.

2 dogs killed by coyote in LA's San Fernando Valley

Two pet Chihuahuas are dead and a third is recovering after being attacked by a coyote in Los Angeles' San Fernando Valley.

Oldest DNA reveals what life was like in Greenland 2 million years ago

Scientists have discovered the oldest known DNA and used it to reveal what life was like 2 million years ago in the northern tip of Greenland.

Steve Aoki, T.O.P. among crew for SpaceX's privately-funded moon mission

Japanese billionaire Yusaku Maezawa has selected eight people as crew members for his private flight around the moon on a SpaceX spaceship.

SpaceX blasts another batch of internet satellites into orbit -- for a competitor

It was another seemingly routine mission for SpaceX, which has now launched over 3,000 small satellites into space as the company builds out its Starlink constellation. But this time, the payload belonged to OneWeb, something of a Starlink competitor.

Drug to prevent Alzheimer's? Study to begin enrolling young participants in ultimate test

Unlike most other Alzheimer’s prevention trials, this one will enroll people up to 25 years before the expected onset of dementia. Some participants could be as young as 18.

NASA's most requested photo, the ‘Blue Marble', turns 50

It’s an iconic photo of our home planet: The wispy white clouds and ice caps swirling with the blues and tans of the land and sea – all standing in stark contrast to the blackness of space. But you may not know the full story behind this unique view of Earth.

Full cold moon 2022: When you can see it across America

The "cold moon" will be at its fullest just after 11 p.m. EST Wednesday, and you'll have a little bit more time to gaze at it since daylight saving time ended last month. The event is also known as the 'long night moon' or the 'moon before yule.'