The date March 14th, or 3/14, is Pi Day in the U.S., so I thought I'd commemorate by sharing a brief history of one of the most important and frequently occurring numbers in mathematics.
http://www.billthelizard.com/2010/03/brief-history-of-pi.html
Want to lighten your mental load? First, let go of these gender myths
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"Men can't see the mess." "Women are better at chores." These myths
position women to take on more emotional thinking, says researcher Leah
Ruppanner. She ...
4 hours ago









































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