Siberian Neanderthals were intrepid nomads

A new study, published online today in the Proceedings of the National Academy of Sciences, reveals that Neanderthals made an intercontinental trek of more than 3000 km to reach Siberia's Altai Mountains, equipped with a ...

New portable tool analyzes microbes in the environment

Imagine a device that could swiftly analyze microbes in oceans and other aquatic environments, revealing the health of these organisms—too tiny to be seen by the naked eye—and their response to threats to their ecosystems.