The combination puzzle known as Rubik's Cube has been giving people carpal tunnel for 50 years now. The cube's creator explains why he did that to us. MARTÍNEZ: Yeah, the creator is an 80-year-old ...

Some toys never go out of fashion. Celebrating its 50th anniversary this year, Rubik’s continues to be the most popular puzzle cube brand in the world, with around 500 million sold, according to Yahoo ...