See this kid right here? That's a reconstruction of how a Neanderthal boy would look like: red hair, fair skin, and all. Now imagine hearing how they must've sounded like 50,000 years ago. Thanks to Robert McCarthy, imagining it will be a lot easier. Head over the full article to hear a simulated voice of a Neanderthal.

As the costs of energy continue to rise all over the globe, the hunt for viable sources of alternative energy soars to new heights. Researchers from Florida Atlantic University eyed the ocean's currents as one of those sources and have designed a US$10 million underwater turbine generator to harness it. Details await at the full article.