A specific set of chemical conditions led to the emergence of life on Earth. But can life emerge from other chemistries?

Sylvester Kaczmarek explained there is no universally agreed rule on how governments or scientists would respond to an Alien ...

Plate tectonics seems to be crucial for life on Earth, but we’ve never confirmed that it happens on other worlds - that may ...

Scientists have identified Acidalia Planitia on Mars as a potential hotspot for alien life, with conditions ideal for ...

especially when anxiously awaiting the "Alien" franchise's first foray into episodic television with "Alien: Earth." But ...

Scientists have been searching for evidence of extraterrestrial life for decades. So, where are all the aliens? Here are 12 ...

A new study has identified an exoplanet that is just 3 million years old — around 1,500 times younger than Earth — alongside ...

Alien life is "definitely" monitoring Earth's airbases, according to a British ufologist and film-maker after recent footage ...

The 20th century saw humankind’s first careful steps outside of the biosphere in which our species has evolved. Whereas ...

Across North America, at least 70 imported, alien earthworm species are quietly altering our ecosystems, posing a largely ...

researchers confirmed that while the samples did host evidence of microbial life - it was not from an unknown alien species.

Thousands of cattle have been killed and carefully harvested for their sex organs for at least half a century, leaving no ...