Some wild animal species might be evolving four times faster than we thought. Plus, what your voice would sound like on Mars. And the summer job in Wisconsin that makes teenagers jump off a moving boat to deliver mail.Sponsor:Shopify, Get a 14-day free trial at shopify.com/coolLinks:Evolution May Be Happening Up to 4 Times Faster Than We Thought, Massive Study Finds (Science Alert)Fuel of evolution' more abundant than previously thought in wild animals (University of Exeter)Sounds of Mars (NASA) NASA Scientists Made a Martian 'Soundscape' Using Audio Recorded by Perseverance Rover (Gizmodo)On Mars, NASA's Perseverance rover's playlist like no other (EurekAlert)Episode about designing the microphone on Perseverance (Cool Stuff Ride Home)Mail Jumper in action (Cruise Lake Geneva, Instagram)The Gravity-Defying Mail Jumpers of Lake Geneva (Atlas Obscura)Mail Boat Jumper Tryouts (Best of Lake Geneva) Who You Gonna Call? Explores the Life of Ray Parker Jr., the Man Behind the Ghostbusters Theme (Gizmodo)Jackson Bird on TwitterSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.