TBT: Your secret Uber tipping behavior, exposed

PLUS: The best WIRED stories from this month a year ago. View this email in your browser  |  Manage newsletter subscriptions 10.22.20 In 2019, a study of 40 million Uber trips found that men tip more than women, that women drivers get bigger tips, and that riders tip more on repeat rides with a driver. But drivers were tipped in just 16 percent of rides—60 percent of riders never tipped at all. The study serves as a glimpse into the tipping behavior of people when they think no one is looking. Read more about your secret Uber tipping behaviors, plus the best WIRED stories from this month a year ago below.   Your Secret Uber Tipping Behavior, Exposed A study of 40 million trips finds that men tip more than women, that women drivers get bigger tips, and that riders tip more on repeat rides with a driver. The Best Stories From This Month, Last Year If Each of Us Planted a Tree, Would It Slow Global Warming? Ask a physicist: Just how much carbon could 7.5 billion new trees pull out of the atmosphere? USB-C Has Finally Come Into Its Own "The port of the future" has become the port of right now—with one big exception. Scientists Now Know How Sleep Cleans Toxins From the Brain The synchronized brain waves of non-REM sleep may play a key role in preventing toxins from accumulating in a person's brain. Maybe It's Not YouTube's Algorithm That Radicalizes People Penn State political scientists say that it's not the recommendation engine, but the communities that form around right-wing content. Trans Athletes Are Posting Victories and Shaking Up Sports Transgender athletes at all levels of sport are winning medals, spurring a contentious debate over the future of gendered competition. Tired of Jet Lag? This App Will Help Reset Your Clock Timeshifter cribs NASA-backed science to help you recalibrate your biorhythms after switching time zones.     This e-mail was sent to you by WIRED. To ensure delivery to your inbox (not bulk or junk folders), please add our e-mail address, wired@newsletters.wired.com, to your address book.   View our Privacy Policy Unsubscribe or manage your newsletter subscriptions