The trial has opened in the Polish capital, Warsaw, of five men suspected of involvement in sending parcels containing a liquid high explosive to the UK and Poland on behalf of Russian intelligence.

While the TSA liquid size rule may seem arbitrary, it has a specific purpose. “In the early 2000s, disguised liquid explosives were used in terrorist plots,” Jenkins says. “This [rule] is an ...

From Jan. 20-25, Reno will host the largest gathering of explosive and blasting professionals in the world. Nearly 2,000 people from more than 75 countries are expected at the annual conference of the ...