July 7, 2020

Tue. 07/07 - The Selfless Inventor of the N95 Mask

The story of the man who invented the N95 mask. Birds in Canada have changed their tune in an unprecedented way that has stumped scientists. How to become a citizen scientist. The sixteenth century “reading machine” recreated by engineering students in 2018. And a new way to annoy your coworkers.

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