Phiaton Blog – 7.16.18 (7.15.18)
Chances are good that if you strap on a pair of headphones, you’re hoping to block out the sound of the outside world. But that’s not always true, especially if you’re exercising in public—in which case you need to hear the approaching sound of anything that might do you bodily harm. Otherwise, it’s safe to assume that when the headphones go on, you’d much rather hear your music, movie or game than the sound of roaring traffic, a noisy air conditioner or, worst of all, a roaring airplane engine.
Read more: How Do Noise Cancelling Headphones Work: A Simple Explanation of the Physics of Sound