News

Molecule turns red at breaking point

Materials hosting the right chemical may offer a colorful signal of stress

By
12:55pm, May 6, 2009

Engineers one day may not have to guess when a bridge is about to break. New materials that flush red in response to damage may provide a visible warning sign of trouble to come, scientists report in the May 7 Nature.

This article is available only to subscribing members. Join SSP today or Log in.

Get Science News headlines by e-mail.

More from Science News