Amazingly, the English alphabet added its last letter in 1524, and no, that letter wasn't Z. We'll explain how an Italian grammarian convinced the world to add one more letter to the list. Plus: Andoni Bastarrika is a Basque artist who works with sand, but we’re not talking about basic beach sand castles here.
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.
For this Taco Tuesday we salute the Washington State University researchers behind the latest in electric tongue technology.
Looks like Daniel Edwards is back at it - sculpture, that is.