EARWAX.
After bathing three children, I go through a sort of grooming routine that amazes my husband. Each child needs to have their nails clipped (all 60 of them!), hair brushed, teeth brushed, and ears cleaned. So earwax is pretty much a standard thing around the house. (More on Q-tip consumption later...) And what else is a standard thing around this house? Me watching crazy science TV shows and picking up tiny pieces of odd knowledge. Which brings me to today's topic: Human Evolution and Earwax. I love this. Talk about a good conversation topic. Impress all of your friends with this potential worthless knowledge over lunch tomorrow, and they'll never look at you the same way again. In 2006, Japanese researchers found that the 2 types of earwax, wet and dry (who knew?), can be traced back to a single switch in human DNA. This switch apparently happened during the dawn of human evolution and the people with wet earwax went one way and the ones with dry earwax went the other wa...