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SciShow
Non-Newtonian Fluids & A Bulletproof Hoodie
Hank describes how non-Newtonian fluids can save lives - and dreams of a bulletproof hoodie.
SciShow
Non-Newtonian Fluids & A Bulletproof Hoodie
Hank describes how non-Newtonian fluids can save lives - and dreams of a bulletproof hoodie.
Curated Video
Bulletproof Vests: How Strong Fibers Stop Bullets
Bulletproof vests are crucial protective gear worn by law enforcement, security personnel, and the military. These vests are made with advanced woven fibers such as Kevlar and vectran, which form a tight net to disperse the energy of...
National Science Foundation
National Science Foundation: Chance Discoveries: Kevlar
Richard Engel tells the story of lab work done in 1965 by DuPont chemist Stephanie Kwolek that unexpectedly produced Kevlar, a lightweight fiber five times stronger than steel. [4:06]