If I've learned anything from being in academia most of my life, it's that things always change.

Sometimes it is from a greater understanding on the subject that improves our knowledge; sometimes it just that we place a different emphasis on what we already know.

When Pluto was downgraded from planet status, it was an affront to "very educated mothers" everywhere -- who only wanted to make pies and pizzas for their kids.

Of all the silly things that people say after a shooting incident like the one this week in Virginia, the silliest thing of all is, “don’t politicize the tragedy.”