![](https://www.nasa.gov/sites/default/files/thumbnails/image/lyndsey.jpg)
Dr. Lyndsey McMillon-Brown at NASA’s Glenn Research Center leads a study of solar cells made from a material called perovskite. via NASA https://ift.tt/MIG1iW9
The blue tentacle-like arms containing gecko-like adhesive pads, attached to an Astrobee robotic free-flyer, reach out and grapple a "...
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