Saturday, October 12, 2019

NASA to test its first all-electric plane, the X-57

12 propellers. Huh. I'd think the extra weight and blocking of the wing would be an issue:

https://bigthink.com/technology-innovation/electric-aircraft

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New Blood Test Predicts When Alzheimer’s Symptoms Will Begin

https://scitechdaily.com/new-blood-test-predicts-when-alzheimers-symptoms-will-begin/