Rebecca Skloot @ Northwestern University (Chicago Campus)

Best-selling science author Rebecca Skloot discusses her latest work, The Immortal Life of HEnrietta LAcks, in which she explores the history of the HeLa cell line and the Lacks family. Presented by the Chicago Council on Science and Technology & Children's Memorial Research Center, it takes place at 375 East Chicago Ave., 6pm. $10 for members, $15 for non-members.

Supercharge Your Soups @ Whole Foods Market

Need a four-star dish on a four-dollar budget? Think soup. In Supercharge Your Soups, taught by Sunny from the food blog Smart Cabbage, you'll learn how to prepare flavorful, elegant soups that pack tons of flavor and are easy on the wallet. Recipes will include Thai red curry carrot, chickpea-potato-leek, and spiced butternut squash with maple creme fraiche. The class is $10, and includes samples and instructional materials.

Call Whole Foods Market Lakeview, 3300 N. Ashland Ave., at (773) 244-4200 to reserve your spot in the class, which starts at 7pm.