Science News by Timothy Sumer - After months of lockdowns and quarantine, people in China are scrambling to take advantage of newly relaxed rules. And around the world, some airlines say they will begin requiring passengers to wear masks on flights.
from NYT > Science https://ift.tt/2YnOZyw
via Timothy Sumer
from NYT > Science https://ift.tt/2YnOZyw
via Timothy Sumer
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