Testing Terror: Watch Scientists Simulate Truck Bomb Attack

From BBC News | Science & Environment | UK Edition:

It starts with a whirring sound like a rollercoaster winding up to the top of its drop - and ends with the most enormous ear-splitting crash. Parts of a seven and a half tonne truck go flying in all directions, a car alarm goes off and the witnesses just - but only just - manage to suppress four letter words in shock. But then the dust settles and the target hit by a truck at high speed at the Transport Research Laboratory in Berkshire is still standing. An apparently unassuming stone clad wall, about a metre high and 60 cm thick, is barely marked, as if nothing has happened. Welcome to the world of truck bomb counter-terrorism - and the vehicles wrecked weekly in the name of stopping it. Ever since the rise of the IRA, a secretive team of British scientists and engineers have played cat and mouse with violent extremists - trying to out-think the worst forms of attack that could occur against British interests.

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