The beloved Brontosaurus and naked T-rex
About 100 years ago, scientists discovered that the Brontosaurus never existed. So why are they still hanging around? And what's up with the fuzzy Tyrannosaurus?
Additional Resources for you to Explore
Brian Switek's National Geographic blog about all things dinosaur-y.This NPR news story is titled, Forget Extinct: The Brontosaurus Never Existed(includes full audio, print article, photos and printable transcript) How Jurassic Park science has changed.Other things that once existed that now no longer exist? NASA has a pluto page, if you are curious.
“In science it often happens that scientists say, 'You know that's a really good argument; my position is mistaken,' and then they would actually change their minds and you never hear that old view from them again. They really do it. It doesn't happen as often as it should, because scientists are human and change is sometimes painful. But it happens every day. I cannot recall the last time something like that happened in politics or religion.” --Carl Sagan
Have you ever been so sure you are right, even when faced with convincing evidence to the contrary, that you can't let go of an old idea?