Michelangelo’s David has been one of the best-known works of art for centuries because of its extraordinary detail. Last week we learned it may be even more detailed than we knew. Plus: Clean the World has been collecting, sterilizing and recycling all those old hotel room soaps into new bars, which are sent to people in need all over the world.
A Medical Insight in Michelangelo's David, 'Hiding in Plain Sight' (US News & World Report)
How Used Hilton Hotel Soaps Get Recycled (Tech Insider)
