New toothpaste stops gum disease without killing good bacteria | ScienceDaily
<P>Scientists have developed a new way to fight gum disease without wiping out the mouth’s helpful bacteria—a major shift from traditional treatments. Instead of […]
The La Brea Tar Pits Have Been Sucking in Visitors for Millennia. Paleontologists Are Still Finding Out What Lies Within the Ooze
Source: The La Brea Tar Pits Have Been Sucking in Visitors for Millennia. Paleontologists Are Still Finding Out What Lies Within the Ooze
