The well-preserved fossil remains of a 330 million-year-old shark have been discovered in a cave in Kentucky.
Remarkable silk structures created by an unknown species of spider have been puzzling scientists for years.
A controversial new study has suggested that this hypothetical form of energy may not actually exist at all.
An ambitious effort to bring satellite Internet access to all could end up generating countless UFO reports.
An extensive investigation has failed to solve the mystery of how a human bone ended up in a clothes shop sock.
The stone table was found within an ancient temple unearthed approximately 20km west of Jerusalem.
The groundbreaking solar probe has sent back its first observations from the edge of the Sun's atmosphere.
After ten days lost in the wilderness, a Taiwanese hiker found his way back home with a remarkable tale to tell.
A Turkish ark-hunter has captured new subterranean images of what he believes to be the real Noah's Ark.
A new study has revealed the remarkable ability of the human brain to adapt even when half of it is missing.
This large circular 'hole' in the clouds over North Carolina left social media users scratching their heads this week.
This remarkable video from Colombia shows the moment a cat leaps into action to save a baby from a nasty fall.
An investigation has revealed the fate of a holidaymaker who recently went missing off the island of Reunion.
Remarkable aerial footage shows a crop circle that is a completely different color to its surroundings.
When Francis Smith pulled the trigger on a ghost in 1804, it sparked one of the UK's strangest court cases.
China has published a new image showing the strange substance found by Yutu-2 on the dark side of the Moon.
A Canadian company has come up with a new material that can render large objects almost totally invisible.
This remarkable object, which is believed to be a mass of squid eggs, was found in the waters off Norway's coast.
Astronomers have revealed that comet 2I/Borisov is remarkably similar to comets from our own solar system.
Unexplained markings that have appeared on pavements around Thornhill have left officers scratching their heads.