No matter the cause, cavities are not uncommon. The U.S. National Institute of Dental and Craniofacial Research reports that nearly 90% of adults have had cavities in their teeth. In fact, "tooth ...

Some stars streaking through the Milky Way at millions of kilometers per hour probably trace back to a supermassive black ...

This woodpecker is not only stunning, but also unique. Learn more from local, retired biologist Marshall Howe.