Recently released photographs show a quintessential 'flying saucer' over the Mexican state of Tamaulipas.
A self-proclaimed 'scholar of monsters' explores our fascination with winged, fire-breathing reptiles.
Two separate sightings of the elusive Sasquatch were recently submitted to the Bigfoot Field Researchers Organization.
A man dubbed 'loneliest on Earth' has died after spending decades alone in the Brazilian rainforest.
A rare and spectacular atmospheric phenomenon was recently captured on camera above the Atacama Desert.
A mystery creature sparked concern last week after it made its way into a shop in the Indian state of Bihar.
Two unrelated individuals who look almost exactly the same may have more in common with one another than previously thought.
It looks as though it might not have been one asteroid strike that killed off the dinosaurs, but two.
A fatal plane crash 12 years ago has since been blamed on a crocodile that got loose during a bungled smuggling attempt.
Scientists have identified a relatively nearby exoplanet that appears to be made up almost entirely of water.
Residents in Hampshire, England got the shock of their lives when they awoke on Tuesday morning.
50 years on from the last manned mission to the Moon, Artemis I is about to begin a new era of lunar exploration.
It might not be alive, but this remarkable chemical compound seems to be able to remember things for several hours.
In the near future, new international laws and agreements will be needed to govern resource mining on the lunar surface.
A woman who had been out on a hike encountered an unidentified creature that may have been a Tasmanian tiger.
The newly released clip is a processed recording of sound waves rippling through clouds of gas and plasma.
The US government's UFO office only seems to be interested in investigating objects of potentially extraterrestrial origin.
A legendary lost land once thought to exist in Cardigan Bay has shown up on an old 13-Century map of the British Isles.
Controversy surrounds the claim that a prominent researcher has found an 'alien' mummy in Mexico.
A species of moth with a wingspan of up to 14 inches has been spotted by a professor in Washington state.