Add Yahoo as a preferred source to see more of our stories on Google. The inch, based on the length of a thumb, and the foot based on, well, the length of a foot, are inherently associated with human ...

The United States is one of just three countries that "prefers" imperial measurements over the international metric standard. The motivation why has less to do with official policy than you might ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American I’ve met a lot of people and learned a lot ...