Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

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

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

Having considered more than 1,000 cases, this analyst of unidentified anomalous phenomena has honed a rational process for ...

In 1945, a rancher and his children reported seeing an egg-shaped craft of unknown origin crash in the desert near the ...

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While many residents stay indoors during extreme heat days, outdoor workers — including roofers — have no choice but to work through some of the hottest conditions of the year. Police believe illegal ...