The reason students have summer off is because…

The reason students have summer off is because, in the 1800s, it was simply too hot to go to school, so students just didn’t show up anyway. Lawmakers eventually saw the sense in this and fought for a school-free summer for students.

Astronomer Harlow Shapley, confused about what to study…

Astronomer Harlow Shapley, confused about what to study, decided to take the first class listed in university’s catalog. Unable to pronounce “archaeology,” he skipped to the next listing “astronomy.” He went on to become one of the famous 20th century astronomers.