When you're looking for signs of extraterrestrial intelligence, it helps to know what you're looking for and to go about it ...

A new study proposes a shift in the search for extraterrestrial life, moving away from individual biosignatures toward ...

Some of the smartest people on the planet — Nobel Prize winners, theoretical physicists, Silicon Valley billionaires — ...

Join us as we show you where four incredible scientific "firsts" unfolded in the northern hemisphere night sky, ranging from ...

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically ...

In this clip Kristian and Kevin decide which is the most likely reality, we crash landed and killed the dinosaurs, aliens ...

Many people like to look up at the night sky, admire the stars, and wonder if humans are alone in the galaxy or universe. Sure, many like to imagine that they're not, as demonstrated by the countless ...

Melissa Quinn is a senior reporter for CBSNews.com, where she covers U.S. politics, with a focus on the Supreme Court and federal courts. Washington — A federal appeals court on Tuesday ordered an end ...

A top U.S. Air Force general linked to the military's alleged research on UFOs has gone missing – and experts are calling his mysterious disappearance a "grave national security crisis," ...

The two “criminal illegal aliens” who DHS said it was seeking in that raid turned out to be elsewhere, one of them behind bars in a Minneapolis-area prison serving a four-year sentence. Asked about ...

Americans’ opinion of space exploration is pretty high. In an Ipsos poll conducted last week just after the launch of Artemis ...

Tennessee Rep. Tim Burchett, who did not elaborate on the alleged briefings he received, has pushed for the government to share what it knows about UFOs during his time in Congress Nathan ...