While soldiers in battle have long worn headgear for protection, helmets issued during World War II were never meant to be bulletproof. How come?

So those unclasped chin straps dangling from helmets look so cool in both World War II and Vietnam, because they were the same helmet. John Wayne could have worn one in a movie about either war.

The above photo, from Alan Taylor's World War II In Focus series, shows mothers outfitting their children with "baby helmets," devices designed by the Royal Air Force.They were intended to protect ...

Two helmets belonging to World War Two British soldiers massacred by the SS in May 1940 have been discovered and donated to museums in France and England.. Only two men survived the execution out ...