Engineers repurpose 19th-century photography technique to make stretchy, color-changing films - Newswise


8/1/2022 12:00:00 AM2 years 9 months ago
by Massachusetts Institute of Technology (MIT)

Imagine stretching a piece of film to reveal a hidden message. Or checking an arm band’s color to gauge muscle mass. Or sporting a swimsuit that changes hue a

Newswise — Imagine stretching a piece of film to reveal a hidden message. Or checking an arm band’s color to gauge muscle mass. Or sporting a swimsuit that changes hue as you do laps. Such chameleon-… [+7301 chars]

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