Why today is the best time to live in human history

In researching death, a reporter finds a surprise: "Yes, it would have been great to hear Mozart playing live. Or maybe watch Shakespeare putting on a show. But until recently, life for most people was nasty, brutish and above all —short."


How small is small? Try looking at the nano-dimension

This year's Nobel Prize in Chemistry was awarded to three scientists who developed a way to see the world at an even smaller scale. But even though our ability to see into the "nano-dimension" is new, the use of nanotechnology is older than you might think.