Self-Repairing Material Could Prevent Spaceship Catastrophes
If a rice-sized pellet whacked into the International Space Station, it could pack the punch of a hand grenade, causing precious oxygen to seep into space. So materials scientists have developed a clever fix that could buy astronauts the time they need to fully repair a breach: A “self healing” material, consisting of a reactive liquid sandwiched between two layers of a solid polymer.

August 28, 2015 at 01:18AM
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