The WaveCel hard hat tries to prevent those head spins from tearing up brains in the first place. Made of thin neon-green plastic, it’s a kind of zigzag grid of cells, with walls that stack on ...

WaveCel hard hats cost $169 to $189, which is several times the amount for a standard hard hat and more than many premium models, including some with MIPS technology.

A company started by two scientists has developed a hard hat that will do a better job protecting workers from on-the-job brain injuries. (Story aired on All Things Considered on Sept. 9, 2022.) ...

He designed the first-ever hard hat in 1915, which was made from layers of canvas that were steamed together with glue, a featured a leather brim, and a shock-absorbing suspension device inside.

His hard hat protected employees and limited the liability against employers.” Started in 1898, the E.D. Bullard Co. was founded by the inventor’s father Edward D. Bullard.