She helped discover arguably the most important drug in history. And she got zero credit. They called her Moldy Mary—but she turned that insult into triumph...Our Sponsors:* Check out Drizly: https://drizly.com* Check out Rosetta Stone and use my code TODAY for a great deal: https://www.rosettastone.com/Advertising Inquiries: https://redcircle.com/brandsPrivacy & Opt-Out: https://redcircle.com/privacy