If you’re looking for the fingerprints of evolution, don’t squint at the fossil record or dig around in mitochondrial DNA. Just listen...

Sports records keep getting broken, sometimes by fractions so small they're measured in thousandths of seconds. But our bodies have...

Every time I hear someone start a conversation with “they did a study at Harvard,” or “according to a study done by Harvard,” I switch...

Somewhere, at some point in human history, someone laughed for the very first time.  This seems like it should be a momentous occasion...