Creature Cast is one of my favorite blogs — a series of charmingly animated videos about surprising, oft-overlooked details in the animal kingdom. Better yet, the videos are often made by students who work with professor Casey Dunn's evolution and diversity laboratory at Brown University.
In this entry, Riley Thompson, from the College of the Atlantic, explains how transparency — the biological kind — really works. Why can we see through some animals and not others?
Maggie Koerth-Baker is the science editor at BoingBoing.net. She writes a monthly column for The New York Times Magazine and is the author of Before the Lights Go Out, a book about electricity, infrastructure, and the future of energy. You can find Maggie on Twitter and Facebook.