Monday, Sep. 5, 2005 | The Kojo Nnamdi Show

How do baby birds learn to sing? Do birds have regional accents or dialects? A researcher who has studied birds for more than thirty years explains how and why birds sing, and what we can learn by better understanding their songs.

Its long been known that dinosaurs roamed the Capitol region more than 100 million years ago. But evidence found recently in a Maryland streambed has the paleontology world excited. Hear from the amateur paleontologist who made the...

Scientists and environmentalists have been working for decades to keep pollution from flowing into the beloved Chesapeake Bay. Now, some say a more radical approach is needed to preserve the Chesapeake and its famed fishing stocks. A look...