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To help protect satellites in space, NASA is exposing a small spacecraft to a whole lot of space radiation .

An alligator with a knife stuck in its skull was recently spotted in Fort Bend County, Texas, shocking local residents.

On July 20, 1969, Neil Armstrong stepped from the Eagle Lunar Module and made his “one giant leap for mankind.” To celebrate the 50th anniversary of the Apollo 11 Moon landing, the Smithsonian National Air and Space Museum is showcasing a host of stunning artifacts from the epic mission.

In the Canadian Arctic, layers of permafrost that scientists expected to remain frozen for at least 70 years have already begun thawing. The once-frozen surface is now sinking and dotted with melt ponds and from above looks a bit like Swiss cheese, satellite images reveal.

Scientists can now access data from within Mount Everest's so-called death zone — the highest part of the mountain that sits over 26,000 feet above sea level where there isn't enough oxygen to sustain human life for very long. 

The bible of particle physics is dying for an upgrade. And physicists may have just the thing: Some particles and forces might look in the mirror and not recognize themselves. That, in itself, would send the so-called Standard Model into a tailspin.

Officials in Elk River, Minn., issued a warning this week after one resident's home security camera captured an image of what is believed to be a cougar.

Nearly two years after it was reported that the Pentagon set up a secret program to investigate UFOs at the request of former Sen. Majority Leader Harry Reid, the former Senator is clamoring for Congress to look into what the military knows about their existence.

On July 20, 1969, Neil Armstrong’s sons Mark and Rick were at the family home in Houston watching on TV as their father stepped off the Eagle lunar module and into the pages of history.

Climate change may end up causing World War 3 if individual countries start to try and save themselves by hacking the weather with a process called geoengineering.

An ancient Egyptian fortress built by the Pharaoh Ramses II is revealing its secrets to archaeologists.

The Mars Reconnaissance Orbiter (MRO) has taken a picture of a dune on Mars that looks strikingly like the Starfleet logo.

Fusion-powered spacecraft may not be just a sci-fi dream for much longer.

A sparse, rattlesnake rich landscape in northeastern New York state where property owners have encountered the large population of snakes in the most mundane of circumstances.

An incredible video of a six-year-old dog named George shows the craft canine barking the word "hello." 

Getting high on marijuana may not be a modern pastime, as archaeologists have found the earliest clear evidence to date that people were smoking cannabis for its psychoactive properties some 2,500 years ago.

Enormous holes in the Antarctic winter ice pack have popped up sporadically since the 1970s, but the reason for their formation has been largely mysterious.

The huge ocean sloshing beneath the ice shell of the Jupiter moon Europa may be intriguingly similar to the seas of Earth, a new study suggests.

Scientists have discovered a new population of stardust that originated from supernovas .

On summer nights, the waters surrounding Taiwan's Matsu Islands cast an eerie blue glow.