Live Science

What's Hot This Week Life's Extremes: Supertaster vs. Nontaster Adam Hadhazy, LiveScience Contributor If you add lots of cream and sugar to coffee you may be a supertaster. Finding Homes of Ancient Hominids From Their Teeth Marlene Cimons, National Science Foundation A high-tech analysis known as laser ablation is used to measure isotope ratios of strontium found in tooth enamel, which c… Sponsored by: Oldest Hairy Microbe Fossils Discovered 2011's Last Solar Eclipse Shows Off for Southern Hemisphere