Built more than 4500 years ago, you’d think there was nothing left to discover inside Cairo’s Great Pyramid of Giza. Think again. Scientists have recently discovered a new chamber deep in the heart of the tomb, all with the help of starlight.
Many people know how to play solitaire or patience, but there are actually lots of different one-player card games. This version of patience has a bit of addition, and also some tricky strategic thinking.
