The men, who had been operating a reconnaissance drone, spotted a wide, thin disc hovering in the distance.
The grisly and unnerving discovery left local authorities scratching their heads.
The world-famous rodent was at the center of this year's Groundhog Day celebrations in Pennsylvania.
Samples collected from Jezero crater may contain fossil evidence of ancient microbial life on the Red Planet.
An ultramarathon runner unwittingly encountered a mysterious figure during a 100-mile race in the Hawaii rainforest.
NASA's decade-old rover recently spotted something rather familiar while trundling across the surface of the Red Planet.
Illustrations of megalodon based on great white shark proportions might not reflect its actual body shape.
Former UFO chief Dr. Sean Kirkpatrick has offered up a possible explanation for some military UAP sightings.
A rather unusual tourism campaign for Lexington, Kentucky has involved scientists sending a message into deep space.
A new study has highlighted the increasing likelihood that the reality of intelligent alien life can be boiled down to two possibilities.
It is now believed that some of the fossils once thought to be young T. rexes are actually adults of a separate species.
The new artificial intelligence system uses data about people's lives to determine how long they have left to live.
The impressive new robot is even more capable than its predecessor as well as being both faster and lighter.
A man who had been staying at a hotel uncovered something rather disturbing at the back of one of the wardrobes.
The museum has long been a popular tourist destination with hundreds of thousands of people visiting it every year.
It is hoped that the JT-60SA reactor will help to pave the way toward clean, near-limitless energy for everyone.
An armed assailant drove past the house and fired a shot into the enormous Christmas garden decoration.
Jaime Maussan is back in the limelight once again, this time claiming that the mummies are 'definitely not human'.
The huge black hole at the center of our galaxy is spinning at such an extreme rate that it is literally squishing space-time.
Native to the Solomon Islands, the rat hadn't even been recognized as a real species until relatively recently.