In some laboratories, a clear, oily liquid is treated less like a reagent and more like contraband, locked away behind blast doors and handled with rituals that look closer to bomb disposal than bench ...

The explosive has been around for more than 100 years, is based on a widely available formula and is a favorite of terrorists. It was used in the 2005 July suicide bombings in London and numerous ...

Dhaka, July 20 -- Although travelers are hopeful that restrictions on carrying liquids through airport security may soon be eased, many U.S. airports still haven't upgraded to advanced scanners ...