Scientists have been listening out for alien messages for years, but perhaps we'd be better off not receiving anything at all.
A gas discovered in the atmosphere of this distant extrasolar planet is 'only produced by life', say scientists.
Saturn's icy moon is thought to be home to an ocean of liquid water, meaning that it might also be home to alien life.
A team of planetary scientists has found new evidence of an undiscovered planet in the outer solar system.
An eagle-eyed anomaly hunter had discovered what looked like a spire-like structure in a NASA photo of the Moon.
Scientists have discovered more than 50 new species of weird and wonderful creatures in the Pacific depths.
Scientists have spent decades attempting to locate the long-lost medieval Yorkshire city of Ravenser Odd.
In a new study, researchers put together a map showing the parts of the country where sightings are most common.
Scientists have conducted advanced tests on the brains of those afflicted with the enigmatic condition.
Scientists have achieved a significant breakthrough that could help to bring mammoths back to life.
It might be hard to imagine, but many millions of years ago, our ancestors had long tails just like monkeys do today.
The phenomenon, which looks like someone has punched holes in the cloud cover, had puzzled scientists for decades.
This striking yellow and black bird, which hadn't been seen for 20 years, was rediscovered during an expedition to Africa.
Scientists have proposed a possible new explanation for the origins and nature of dark matter.
A US startup firm has come up with a plan to resurrect the dodo and return it to its natural habitat.
Scientists have started analyzing the material samples returned to Earth by the OSIRIS-REx asteroid mission.
Scientists have found a way to reliably tell the difference between a natural earthquake and an underground nuclear explosion.
The discovery provides further proof of life's ability to thrive in extremely deep, high-pressure environments.
Scientists are finding new ways to interact with someone who is sleeping via lucid dreaming.
During Word War II, pilots on both sides reported witnessing strange phenomena in the skies over Europe and beyond.