Life on Earth has an expiry date. The end of life on Earth is usually imagined as a dramatic asteroid strike or a catastrophic climate disaster. However, a new study suggests that the real ending is ...

If life is found beyond Earth, scientists known as astrobiologists will want to study any living beings. The first ...

Invasive plants have caused over 43% grassland loss in Manas Tiger Reserve, threatening vital wildlife habitats in India.

Newly declassified infrared videos from military sensors show unidentified objects over the Yellow Sea and near the Pantex ...

The incident, reportedly over a nuclear weapons assembly plant, was included in the Pentagon’s fourth tranche of UFO files.

Earth' Season 2 Behind the Scenes - Ollie Upton/FX As we gear up for the continuation of the Earth-based adventure, we're ...

It is one of the most problematic invasive alien species in Greek waters. Its spread has serious impacts on marine ecosystems ...

Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

An illegal alien child rapist from Laos who was set for deportation until Democratic Minnesota Gov. Tim Walz and the State Board of Pardons granted him clemency has been removed from the United States ...

These videos feature a spookfish so alien that it seems like a sci-fi concoction, as well as thermal vents spewing life-forming materials into the depths of the Atlantic ...

A Soviet astronomer in the 1960s proposed a scale to classify hypothetical alien civilizations. Here’s why the framework is ...