Saturday, October 23, 2021

Here are the lessons experts have taken from the five waves of the coronavirus in the U.S.


By BY LAUREN LEATHERBY from NYT World https://ift.tt/3pzNc6S
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Nasa launches mission to save falling space telescope

A Nasa-funded robot has blasted off to catch a falling telescope in mid-orbit and blast it back to safety before it burns up. from BBC New...