April 7, 2020, 5:38 p.m.
The forest is safe because a lion lives therein
and the lion is safe because it lives in a forest.
Likewise the friendship of persons rests on mutual help.
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
Se han registrado un total de 6.398 nuevos contagios y 812 muertes, España ya supera a China tanto en número de contagios 85.195 en España por 81.474 en China y de fallecidos 7.340 en España y 3.304 en China.
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Then did you ever help someone??