Find the Science

Let's play "Stump the Chump" -- can you think of any topic that doesn't have a science story behind it or science questions that you can ask? For example, one of the SciJourn teens tried to stump me with "cutting hair," which was a good try. But I wasn't stumped. After thinking for a few moments, I offered: "How fast does hair grow?" and "Do different types of hair grow faster than others?" Of course, there are lots of other hair-related questions to ask; these are just a few. Now, see if you can stump me...