A Web site called Test My Brain lets you participate in online experiments and get feedback about how you compare to other online participants.

Anthropologists recently announced they’ve discovered the first example of footprints from the early human species Homo erectus.

Watch Tanya Chartrand describe what it was like for her as a scientist to be involved in a television shoot for "The Human Spark."

We’ve just finished shooting at Duke University a series of experiments with Tanya Chartrand on how humans unconsciously mimic each other, and how this makes us more social.