Surprising Science

Surprising Science

Mon, Apr 13, 2015 12:03 pm

A popular idiom says that if you pluck one gray hair, many more will grow to take its place. Now it seems there may be a tiny grain of scientific truth behind the old saying—and perhaps some hope in the eternal battle against baldness. Pulling out hairs actually can induce them to grow back, along with up to five times as many new hairs in the surrounding area, according to tests done on rats.

Thu, Feb 26, 2015 5:03 pm

One of the greatest villains in the history of the plague may have been falsely accused. New evidence shows that the disease did not hide out in rats for centuries, as many have long thought. Instead, it's possible the disease was reintroduced to Europe multiple times following Asian climate events.

Fri, Feb 20, 2015 2:13 pm

Facial expressions are a key asset in our arsenal of communication methods. Without saying a word, we can alert those around us to our emotional state—ranging from elation to sorrow—simply by flexing a few muscles. Such expressions have evolved to help us connect with one another, avoid danger and work together.