Saturday, February 24, 2018

Metalens combined with an artificial muscle

Inspired by the human eye, researchers have developed an adaptive metalens that is essentially a flat, electronically controlled artificial eye. The adaptive metalens simultaneously controls for three of the major contributors to blurry images: focus, astigmatism, and image shift.

from Top Health News -- ScienceDaily http://ift.tt/2EPbwHJ

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Scientists say they’ve reversed brain aging with a simple nasal spray

Researchers at Texas A&M have developed a nasal spray that appears to reverse brain aging by calming inflammation and restoring the brai...