[hga]

During the 2013 Chelyabinsk meteor kaboom, one 4th grade teacher remembered her Russian "Duck and Cover" lessons and her 44 charges avoided injury: http://www.nytimes.com/2013/02/17/world/europe/russians-seek...

By no means a "Cold War relic".

[mikeash]

"Duck and cover" is a popular target for ridicule, which is weird because it's always been excellent advice, even for global thermonuclear war. The fact that it's good for more conventional explosions lends further emphasis to that fact.