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Light-powered healing of a wearable electrical conductor

Light-powered delivery of silver nanowires by photofluidic movement can offer rapid, noninvasive, repetitive, and on-demand healing of electrical conductors. [caption id="attachment_4548" align="alignright" width="300"] Light-powered healing of electrical conductor: (left to right) pristine, cracked, and optically-healed…

MIT Orbit

Circular orbits identified for small exoplanets

Observations of 74 Earth-sized planets around distant stars may narrow field of habitable candidates. [caption id="attachment_4540" align="alignnone" width="639"] The system Kepler-444 formed when the Milky Way galaxy was a youthful two billion years old. The…

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NASA Tests Aircraft Wing Coatings that Slough Bug…

[caption id="attachment_4537" align="alignright" width="300"] NASA materials scientist Mia Siochi and systems engineer Mike Alexander, from the agency's Langley Research Center in Hampton, Virginia, and Boeing technician Felix Boyett count insect residue on the right wing…

MIT Complex Hydro 1

Tough biogel structures produced by 3-D printing

Stretchable, biocompatible hydrogels with complex patterning could be used in tissue engineering. [caption id="attachment_4533" align="alignright" width="300"] Photo shows the open lattice of 3-D printed material, with materials having different characteristics of strength and flexibility indicated…