If bees go extinct, this is what your supermarket will look like

Over the past decade, bee populations have been dropping, partly as a result of a disease called colony collapse disorder. This is very bad news for humans, because bees are a crucial part of the reproductive cycle of many of our favorite foods, including apples, onions, avocados, and more. This incredible data… »6/15/13 5:10pm6/15/13 5:10pm

Using Tree Rings to Determine the Start of the Medieval Dark Ages

The science of dendrochronology observes changes in the pattern of tree rings in an attempt to create a time line and infer climate changes. Using tree ring data, it is possible to link the past 11,000 years in parts of Germany & Northern Ireland, but only the past few centuries in other parts of the world. »2/10/12 10:00am2/10/12 10:00am