Shankar Vedantam is the host and creator of Hidden Brain. The Hidden Brain podcast receives more than three million downloads per week. The Hidden Brain radio show is distributed by NPR and featured on nearly 400 public radio stations around the United States.
The United States defeated Australia in an important group match at the World Cup. The 2-0 victory means the U.S. will advance to the tournament's knockout round.
In this space news roundup, Berly McCoy and Regina Barber of NPR's Short Wave talk about tiny autonomous "transformers" that can explore the moon, a debate about the expanding universe, and more.