Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

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The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

Researchers have uncovered traces of ancient microbes inside a mummy — unexpected “signs of life” that may have persisted for more than 5,300 years. The study, recently published in the journal ...

Researchers found ancient microbes inside Ötzi the Iceman that may have persisted over 5,300 years. A new study shares details of a rare glimpse into microbial history.

In a new study analyzing the microbiome of Ötzi the Iceman—arguably the most famous mummy ever discovered—scientists discovered four ancient cold-adapted yeast species. The researchers differentiated ...

(CNN) - New research is revealing surprising new details about a 5,300-year-old mummy. Microbes inside Ötzi the iceman have stayed viable for thousands of years. Some could still be multiplying.