March 22, 2019, 10:37 p.m.
tutti - social network
Tutti is the simplest social network on internet. Here you can make friends, create communities, sell things, make surveys, comment and share stuff.
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.https://www.sciencedaily.com/releases/2018/02/180223151903.htm
this sequoia tree was planted in the moon's orbit in 1971 aboard Apollo14.
