On one of the biggest stages in music, history was made. A "Heated Rivalry" lookalike contest turned into a real-life rom com. These ecosystem engineers are already hard at work helping combat climate change. This technology allowed a blind man to train and race for a marathon differently. Plus, why basketball fans love the G.O.A.T. debate. Sign up for the CNN 5 Good Things newsletter here. Host/Producer: Krista Bo Polanco Producer: Eryn Mathewson Show Runner: Felicia Patinkin Senior Producer: Dan Bloom Editorial Support: Jasmine Amjad, Sophie Garnett, Jocelyn Contreras, Erick E. Beltran Learn more about your ad choices. Visit podcastchoices.com/adchoices