Humans could have come from Mars, scientists have said. A study by Johns Hopkins University has found that alien microbes ...

SETI has spent decades listening for a sharp, well-defined radio signal that could indicate it was sent by distant intelligent life. Now researchers believe that space weather could distort and blur s ...

Producers Oriana Zill de Granados and Michael Rey discuss mysterious injuries suffered by government officials, known as Havana Syndrome. Their reporting revealed U.S. government testing of a directed ...

Advances in organ and computer models are raising the prospect that some animal experiments could be eliminated. But there ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s commitment to kickstarting the release of government files on flying saucers. But ...

E.T. could be phoning home — but we’re not hearing the call. A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...