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.
Tesla laid off hundreds of people. The company's supercharger network has been a striking success. So why did Elon Musk hit that team with devastating layoffs?
It's taken months of debate on the Hill, but Ukraine finally has the military assistance it's been seeking. After two years of fighting, military experts say the nation still faces a long road ahead.