Putting your phone in airplane mode when boarding a flight feels like common sense. You wouldn’t be crazy for thinking your phone signal could interfere with an airplane’s navigation systems, potentially causing a disaster. However, the necessity of airplane mode is largely a myth, and there’s another reason airlines…
If you’ve got a bike, there’s a good chance it’s set up with a derailleur at the rear and a bunch of gears to help you cycle more efficiently. And while that derailleur might be controlled by cables, hydraulics or even electronics, it’s usually down to you to set it in the right place. However, there was once a push…
President John F. Kennedy, in June 1963, walked out to a podium at Falcon Stadium, the football stadium at the Air Force Academy in Colorado Springs. While addressing the graduating class of cadets, he announced that the United States would embark on the challenge of constructing the world’s first supersonic…