Aug 6, 2013 — This we know: that dinosaurs had babies. This we also know: that to have those babies, dinosaurs had sex. But here's what we don't know: with their size, their spikes, their scales, their genital equipment, how did they manage to do the deed? This doesn't prevent us from wondering.
Jul 1, 2013 — One of the great dinosaur puzzles, the dinosaur mystery, is why did they suddenly die off? Scientists have been debating this question for almost a hundred years and one of the most beautiful notions came from an insect scholar who thought maybe caterpillars did it. I'm not making this up.
Nov 24, 2007 — Geologic pressures force ancient layers of rock above ground, exposing their cargo of fossils. Paleontologist Kirk Johnson and artist Ray Troll search the western United States for fossils and chronicle their finds in a new book, Cruisin' the Fossil Freeway.
Nov 16, 2007 — In his new book, Terra, fossil hunter Michael Novacek writes that Earth is overburdened and that the planet faces a mass extinction. Novacek, a paleontologist and curator at the American Museum of Natural History, discusses the history of ecosystems on Earth, and current risks to the environment.
Apr 8, 2005 — In Maryland, schools experiment with using comic books as learning tools. The program illustrates an ongoing debate: do teachers give students a challenge, or offer less difficult material that is more likely to spark their interest?