How to appear effortlessly charming to new people you meet. Plus, using squid technology to protect humans from the sun. And a new generation of search apps that search everything you touch on your devices.Sponsors:Indeed, Get a free $75 credit at Indeed.com/goodnewsShopify, Get a 14-day free trial at shopify.com/kottkeLinks:The tricks to make yourself effortlessly charming (BBC)How Squid Camouflage Could Help Prevent Skin Cancer in Humans (Northeastern University)Squid camouflage-inspired sticker can tell when you've had too much sun (New Atlas)L'Oreal's Ingenious Nail Art Detects Harmful UV Rays (Fast Company, 2018)This new breed of unified search apps does what Google doesn't (Fast Company)Heyday Kottke.OrgJackson Bird on TwitterSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.