Owning a pool table can be a great way to entertain friends at your place, but if you have to move it, it is quite a serious task. Pool tables are very heavy (they can weigh 1,000 pounds or more), and ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Maryam Mirzakhani died July 14. She was a ...