For more than 60 years, nearly every large rocket used some combination of the same liquid and solid propellants. Refined ...

U.S. officials are worried that Al Qaeda has a new liquid explosive technique that can't be detected by current security measures, according to the latest trickle of U.S. official-sourced stories in ...

Liquid explosives, like those allegedly meant for use in the U.K. terror plot, are appealing to terrorists because of their power and common ingredients. Britain says ...

If you value independent local news, become a sustainer today. Your gift could help unlock a $1M challenge. The alleged plot to blow up airliners over the Atlantic involved the use of liquid ...

New types of liquid explosives and detonators are difficult to uncover in a passenger's luggage. The problem for airports is that they can no longer look for obvious things like things like timers and ...

Much of the speculation during the last five years over how al-Qaeda might construct a sequel to 9/11 has centered on unconventional weapons: Could Bin Laden’s men acquire a nuclear weapon, or even ...

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CHICAGO -- The sort of liquid explosive that authorities suspect was to be used in the foiled airliner terror plot is easy for anyone with a working knowledge of ...