Context Science & Society

Top 10 science anniversaries of 2015

From genes and dreams to gravity and Kevlar, 2015 offers plenty to celebrate

Stephanie Kwolek, a chemist at DuPont, developed the chemical processes that enabled the invention 50 years ago of the superstrong material Kevlar, one of many anniversaries worth celebrating in 2015.

Courtesy of DuPont

By Tom Siegfried

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