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.
The true purpose of the enigmatic timber circle situated along the British coastline had puzzled researchers for years.
The phenomenon has been hailed as a miracle, prompting an investigation by church officials.
The private jet and its passengers had vanished without a trace, leading to decades of fruitless searches.
Researchers have unearthed a huge collection of rock engravings in South America dating back over 1,000 years.
One of the most unusual comets in the solar system is due to make its closest approach of the Earth today.
For years, a radio station broadcasting continuously out of Russia has managed to defy explanation.
For years, anthropologists struggled to determine which human ancestor the skull - along with two others - belonged to.
For years, rumors have circulated suggesting that the singer was replaced decades ago by a body double.
The remarkable spectacle, known as the CG 4 cometary globule, is situated 1,300 light years from Earth.
The surprisingly clear image shows what appears to be a metallic saucer-shaped object in the sky.