Technological alien civilizations could render their own home-worlds uninhabitable within 1,000 years.
Treasure seekers had been attempting to find a golden owl statuette that had been hidden all the way back in 1993.
Scientists have spent the last six years investigating Antarctica's Thwaites glacier and the outlook is not good.
The SpaceX CEO has stated on social media that manned missions to Mars will start very soon indeed.
Much has been written about the dodo over the years, but very little of it is based on what these birds were like in life.
The drone footage appears to show something strange submerged in the water in one corner of the frame.
In the distant past, something caused the Earth to almost completely freeze over for millions of years.
The clip shows an apparent spook that appears on CCTV camera but is invisible when viewed directly.
For years, archaeologists have pondered over the mystery of Atlantis and whether it ever actually existed at all.
The 67-year-old, who was 17 at the time of the sighting, had kept the details of his encounter a secret for 50 years.
For years, scientists and philosophers have pondered over whether or not the real world isn't quite as real as we think.
A short clip from a nature documentary shows what appears to be a humanoid figure moving near to a herd of caribou.
The act of eating outrageously enormous portions of food has become strangely popular online in recent years.
One part of Scotland has become synonymous with strange phenomena, UFO sightings and other weirdness.
This relatively nearby world, which is a lot larger than our own, is situated approximately 49 light-years away.
Astronaut Jim McDivitt had reported seeing an object shaped like a beer can outside the Gemini 4 capsule.
This recently discovered salamander-like apex predator roamed the Earth some 280 million years ago.
A sword that had been lodged in solid rock for over 1,300 years has gone missing under mysterious circumstances.
Archaeologists have discovered an extensive series of tombs and burials in the ancient Egyptian city of Aswan.
Scientists discovered that this piranha-like fish had been masquerading as another species for years.