Fine as flour and rough as sandpaper, Moon dust caused ‘lunar hay fever,’ problems with space suits, and dust storms in the crew cabin upon returning to space.
Read more »NASA’s Dirty Secret: Moon Dust
http://www.sciencedaily.com –
Learning From Mistakes Only Works After Age 12, Study Suggests
http://www.sciencedaily.com –
Twelve-year-olds are better able to process negative feedback, and use it to learn from their mistakes. Adults do the same, but more efficiently.
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