WASHINGTON AND NEW YORK — A federal grand jury in New York indicted a Denver man on a terrorism charge Thursday after federal authorities alleged that he and possibly three others had gone on a buying ...

The compounds that Andrew Hallock made at home were extremely explosive. Acetone peroxide: This explodes with a force of up to 27,000 feet per second. It is made of materials available through retail ...

Terrorists like acetone peroxide because it’s the rare explosive that doesn’t contain nitrogen, the key ingredients bomb detectors search for. It’s also cheap, easy to make at home and so unstable ...

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WEBVTT WE TOLD YOU ABOUT CALVOLANTE EARLIER THIS YEAR HEPOSTED VIDEO OF HIM MAKING THEDANGEROUS CHEMICAL TO HISFACEBOOK PAGE INSIDE THISAPARTMENT COMPLEX.POLICE SAW IT TOO, AND THE VIDEOYOU'RE ABOUT ...

The brutal attacks on Paris in November relied on a homemade explosive discovered over a century ago. Called triacetone triperoxide (TATP), it’s a chemical that uses hydrogen peroxide — the stuff you ...

An Oklahoma man was arrested Sunday after Chandler police found a homemade explosive during a traffic stop, officials said. Ralph Ruegsegger, 53, was arrested along with the vehicle's driver, Levi ...