From left: Elon Musk, a sloth, Tom Cruise.
Jon Kopaloff/Getty Images for Breakthrough Prize; Ezequiel Becerra/AFP via Getty Images; Jamie Squire/Getty Images
hide caption
toggle caption
Jon Kopaloff/Getty Images for Breakthrough Prize; Ezequiel Becerra/AFP via Getty Images; Jamie Squire/Getty Images
After the blissful news avalanches of campaign hijinks and the Olympics, we’re back to the usual soup of science, retail and animals. Plus, the latest from the ever-reliable quiz subject RFK Jr.
Need more quiz? Take Short Wave‘s Space Camp final exam.