Shameless T-Shirts People Wore Publicly

The More You Know

• Only ¼ of the Sahara Desert is sandy.
• Commercial flights were allowed to fly any course to their destination and would often detour over points of interest. This ended in 1956 when two planes crashed mid-flight over the Grand Canyon.
• Your brain is sometimes more active when you're asleep than when you're awake.
• The speed of a computer mouse is measured in "Mickeys."