We grow up hearing that our skin, hair, body shape, and even how we age are all written into our DNA. And yes—genetics leave their fingerprints everywhere. But they’re not the whole story. In fact, ...

Science never ceases to amaze us, and one of the most mind-blowing facts about the human body is the sheer length of our DNA. If you unraveled all the DNA in your body and laid it out in a straight ...