The Ideal Amount Of Sleep You Need Is Cultural Not Fixed For All People

You've heard that you should get eight hours of sleep per night, a whole industry has built up trying to help people who can't do that, but like BMI, organic food, and 'alcohol in moderation is okay', there is no science to it.
MoMath Brings Prime Numbers to a Prime New Location
After outgrowing its original home, the National Museum of Mathematics has added new exhib…









