Topic: La Brea Tar Pits
La Brea Tar Pits: A century ago this week, scientists began excavating bones from the La Brea Tar pits. Here are three discoveries that have emerged from the gooey trove of paleontological treasures.
The discovery of two new dinosaur species in the American West – which, 76 million years ago, was part of a continent called Laramidia – has scientists thinking about odd horns and why certain species didn't appear to spread out across all Laramidia.
09/23/2010 06:13 pm
02/19/2009 12:00 am
For kids: Off the coast of Santa Barbara, Calif., people aren't polluting the ocean with oil – nature is.
04/22/2008 01:00 am