Neil deGrasse Tyson and Danny Seo Go Head-to-Head in an Earth Day Trivia Showdown

Entertainment & Celebs

Danny Seo gave Neil a run for his money.

Neil deGrass Tyson and Danny Seo see who can answer the most Earth Day questions correctly, including how much of the world's water is used for human use. Spoiler: Danny Seo is not to be messed with when it comes to sustainability knowledge.