Bigfoot researcher and filmmaker Kelley Lockman has a theory concerning the discoveries of carcasses drained of blood.
A family who reported that an object had crashed in their yard last year has since been plagued by paranormal experiences.
Onlookers were left perplexed by the appearance of a UFO that happened to be shaped a bit like a human.
The historic Wiltshire monument, which dates back over 5,000 years, is well known for its solar alignments.
A research team studying bioluminescence came across this perplexing anomaly in the Gulf of Mexico.
Almost six decades ago, a chilling encounter with an unidentified object left one man with physical injuries.
New research has highlighted how perceived contact with a deceased pet can have therapeutic benefits.
Major change is afoot regarding NASA's plans to return samples of Martian soil and rock to the Earth.
A retired rear admiral has expressed concerns over UFOs that have the ability to transition from air to water.
At the time of its original release, some people believed that the iconic found-footage movie was actually real.
The Harvard astrophysicist has become synonymous with the hunt for evidence of aliens in recent years.
It would have been one of the most revolutionary and ambitious constructions on Earth... so where is it ?
The SpaceX CEO has some ambitious plans to build a thriving city on the Red Planet within as little as 20 years.
A high-profile mass UFO sighting in Australia is still no closer to being solved almost six decades later.
If this early concept image is anything to go by, the astronauts could soon be zooming around on the Moon in style.
For years, archaeologists have remained divided over the discovery of alleged giant skeletons and artifacts.
The hunt is on for King Arthur's famous blade... even though nobody is sure that it actually exists at all.
The alleged sasquatch was sighted along the top of a nearby ridge back at the beginning of February.
Forensic experts explain what we do know about MH370's disappearance and why its whereabouts remain so elusive.
A recent paper concerning the controversial site in Indonesia has been fully retracted by publishers.