Rare DC snowy owl sighting draws crowds to Union Station

A rare snowy owl sighting in the nation's capital drew the attention of birdwatchers across the Washington, D.C. region again Wednesday as the elusive and solitary creature perched on the roof of Union Station.

Inflatable entertainment venue coming to the International Space Station

The International Space Station will be getting an upgrade to the orbiting laboratory in the form of an inflatable media studio and arena after an entertainment company selected Axiom Space to manufacture a new module.

Deadly fight between mountain lions caught on Belmont resident's video

Residents of Belmont woke up to a frightening scene in their front yard early Wednesday morning, a deadly fight playing out between two mountain lions.

Florida police block 12-foot alligator from walking across highway

Officers with the Florida Highway Patrol responded to reports of a large gator on the side of Interstate 75 in Collier County.

SpaceX Falcon 9 delivers 49 Starlink satellites into low Earth orbit

SpaceX's Falcon 9 rocket delivered 49 Starlink satellites into low Earth orbit from Kennedy Space Center in Cape Canaveral Tuesday night. 

Report: NASA running low on astronauts, creating challenges for future space travel

NASA’s Office of Inspector General released a report saying the U.S. could have several challenges in future space missions because of fewer astronauts and outdated training.

Large 'potentially hazardous' asteroid passing by Earth on Tuesday

Astronomers are tracking a large and "potentially hazardous" asteroid that is set to make a relatively close pass by the Earth on Tuesday.

January Wolf Moon to light up sky Monday night

2022’s wolf moon is set to appear on Jan. 17 at 6:48 p.m. ET, according to NASA.

FedEx wants anti-missile lasers on planes

FedEx is asking for permission to equip some cargo plans with a system that emits infrared laser energy outside the aircraft as a countermeasure against heat-seeking missiles.

Water vapor detected on a 'super Neptune' planet

Scientists recently discovered water vapor in the atmosphere of a recently discovered planet, NASA announced Thursday.

Florida, eh? Why snowbirds in Canada love heading south

For years, the Sunshine State has been a prime destination for Canadians seeking to escape the North’s cold winter months — and, in doing so, they make a significant impact on the local culture and economy.

What's creating bizarre sand sculptures along Lake Michigan?

At first glance they look like the objects from an alien planet. Maybe Mars? Except there's a beach in the background and Mars doesn't have any of that. But where on Earth would someone find dozens of petrified totems of sand?

Teen who received life-saving transplant reacts to medical breakthroughs using pig organs

A human donor saved the life of 15-year-old Wilfre Mercedes. Today, after doctors successfully transplanted a pig's heart into a human patient, Mercedes is hopeful thousands of others on transplant waiting lists can go on living, just like he did.

Study: Exercise can strengthen brain function, prevent dementia

In a study published last week in Alzheimer’s & Dementia: The Journal of the Alzheimer’s Association, researchers found that exercise helped protect the brain from dementia.