To Make Glass Stronger, Etch It With Microscopic Cracks

Source: http://gizmodo.com/to-make-glass-stronger-etch-it-with-microscopic-cracks-1510973860

To anyone who has ever dropped a wine glass or broken a window, you might have a thing or two to learn from mollusks. A new technique inspired by natural materials such as mollusk shells or tooth enamel can make glass 200 times stronger. Weirdly enough, it works by weakening the glass with microscopic cracks.