Carl Zimmer on the origin of whales, baleen and non. "Baleen whales evolved baleen long after splitting off from other whales. Their baleen-free ancestors apparently thrived as leopard-seal-like hunters for millions of years."
Forbes has quite a large feature on the subject of communicating, with thoughts from Arthur C. Clarke, Carl Zimmer, Milton Glaser, Jane Goodall, etc. I haven't read any of this yet; it looks sufficiently interesting to get it in magazine form for easier reading.
Carl Zimmer responds to the idea that Charles Darwin's evolutionary ideas turned him (Darwin) away from religion (as stated in this Slate article).
