1. In 1855, the University of Pennsylvania's Wharton School of Business was founded, becoming the first collegiate school of business in the United States. Today, Wharton is consistently ranked among the top business schools in the world and has a worldwide network of over 100,000 alumni.

2. In 1890, Nellie Bly, a pioneering investigative journalist from Pittsburgh, began her historic journey around the world. She completed the trip in 72 days, breaking the previous record of 80 days set by Jules Verne's fictional character Phileas Fogg in "Around the World in 80 Days."

3. In 1996, Hershey Foods Corporation introduced their newest candy bar, the Hershey's Cookies 'n' Creme bar. The candy quickly became a fan favorite and is still popular today, with variations including minis, bites, and snack mix.

4. On January 25, 1947, Joe Paterno was hired as an assistant coach for Penn State's football team. He went on to become the head coach in 1966 and led the team to two national championships, five undefeated seasons, and 409 wins – the most of any Division I football coach at the time of his retirement in 2011.

5. In 1971, Pennsylvania native Judith Resnik graduated from Carnegie Mellon University with a degree in electrical engineering. Resnik went on to become an astronaut, serving as a mission specialist on the Space Shuttle Discovery in 1984. She tragically died in the Challenger disaster in 1986, becoming the second American woman in space to lose her life while on a mission.