An apple a day might keep away more than the doctor. HortResearch, a New Zealand company with 400 scientists studying all things fruit, has early data that suggests a specific (mystery) fruit can delay fatigue by 20 percent and increase muscle power by 70 percent. But don't raid the produce aisle quite yet. Hort won't say which fruit has shown the benefits and also notes their version is a variety bred internally for the right compound interactions. In other words, for those of use not lucky enough to be Hort test subjects, it doesn't exist.
138 years of Popular Science at your fingertips.
Each issue has been completely reimagined for your iPad. See our amazing new vision for magazines that goes far beyond the printed page
Stay up to date on the latest news of the future of science and technology from your iPhone or Android phone with full articles, images and offline viewing
Featuring every article from the magazine and website, plus links from around the Web. Also see our PopSci DIY feed
Science is reinventing play, from extreme sports to gamification to ridiculous roller coasters to the playgrounds of tomorrow, and this issue is chock full of fun. Also, on a less fun note: Did global warming destroy my hometown?