Soju, who competed on “RuPaul’s Drag Race,” tells us about what it was like growing up queer and Korean in the Midwest and answers all our burning questions about K-pop idols and fans. Plus, she shares tracks from H.O.T, 2NE1, Tiffany Young, and herself. Also, three missions to Mars are set to blast off in the coming weeks. NASA is even planning to bring back Martian rocks for the first time ever. We talk with science journalist Alexandra Witze.