Scientists love coffee. More than anyone else, by some surveys. So in a way, it makes perfect sense that they would be responsible for what could be the greatest coffee-related invention since coffee-alcohol: a mug that keeps coffee hot – but not too hot – for hours on end. Here are the fifteen professions that drink the most coffee. Guess who’s number one. Here are the fifteen professions that drink the most coffee. Guess who’s number one. Here are the fifteen professions that drink the mo In 2011, Dunkin’ Donuts teamed up with CareerBuilder to shed some light on U.S. coffee…