A satellite carrying a nuclear weapon would not just menace rival spacecraft. It could scramble parts of modern life on Earth ...

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A neutron detector could sniff out a secret space nuke. Research article: Danagoulian. 11:52 Research Highlights.

There’s never been a good method to check for violations of the Outer Space Treaty’s prohibition of nuclear weapons in space.

For almost 60 years, a global ban on nuclear weapons in space has held up. But the growing number of satellites and ...

New laws in California and New York might stop anyone from 3D printing guns — and create entirely new kinds of surveillance.

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

The discovery bemused residents of a small town in northeastern Australia. The objects appear to be junk from a space launch, ...

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