An Absolute Crap Ton!
Hello Nerdfighters! I just finished listening to this week's episode of Dear Hank and John , Episode 130: The LaCroix Boix , and there is one particular conversation that I have not been able to stop thinking about. The conversation was spurred by a seemingly simple question from Anna that began like this... "Dear Hank and John, how much sand is there?" Hank and John Green then dove into quantifying the amount of sand on Earth by comparing it to the number of stars in the universe. In fact, John says that there are more stars in the universe than grains of sand on Earth. As pointed out by Hank, this seems to have been paraphrased from the Carl Sagan quote: "The total number of stars in the universe is greater than all the grains of sand on all the beaches of the planet Earth." Granted, this is no actual number, but it seems to be one of the only ways we can actually describe this quantity in a way that makes any sort of sense. However, John went on to res