Seeing as we use our thumbs so often, an orthopedic surgeon may need to remove the extra bones to improve use of the thumb. The rarest type of polydactyly affects the fourth finger (ring finger ...

I'll admit that when I tried it on at MWC in Barcelona, it looked and felt much like the smart rings I've worn before. It had ...

Bob The Builder, who famously has four fingers like many animated characters, was therefore given an extra appendage for the Japanese market so he wouldn't appear to be glamourising gangsters.