For a long time, Russian church architecture made widespread use of so-called helmet domes, whose shape resembled the helmets of Russian bogatyrs. Domes like that can be found on the oldest ...

Hard plastic-coated foam is the traditional recipe for bicycle helmet design, but we've seen designers experimenting with new ways of protecting the rider's noggin.

This releases an internal mechanism, which allows the top "dome" part of the helmet to swivel around laterally (it pivots at the front and back), so it nests upside-down within the helmet's bottom ...

designers at Easton-Bell”s helmet technology center — known in-house as “The Dome” — studied film of more than 5,000 pitchers from delivery to follow-through with an eye toward which ...