Feb. 21, 2018, 4:20 p.m.
Orion’s Powerhouse
A technician works on the European Service Module that will propel the Orion spacecraft in space and provide air, water and electricity for future crews.
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Researchers have resolved one of the great unknowns in bone self-repair: how the cells responsible for forming new bone tissue are called into action. Their work reveals the role of an electromechanical phenomenon at the nanoscale, flexoelectricity, as a possible mechanism for stimulating the cell response and guiding it throughout the fracture repair process.https://www.sciencedaily.com/releases/2018/01/180120122710.htm
