Nearly 2,500 years ago, the Marquis Yi of Zeng was buried in an elaborate tomb in central China. Inside was a magnificent set of bronze bells, the largest set ever found. Now, one scholar is trying to learn the bells' secrets.
Many states resort to hunting to control their burgeoning deer populations.
But one researcher has found that the animals have evolved ways to adjust to this pressure and restore balance to their herds. Science reporter Bob Hirshon tells us how a group of researchers is trying to remedy that problem. Since the end of the Cold War, the United States and Russia have cautiously tried to thaw their once frosty relationship. Scientists, politicians, and artists have crossed borders to share their knowledge. Now, it seems that even our honeybees are getting together.