How do ships float? How do airplanes fly? What is jet lag? And why is it a different time in Tokyo than it is here? The answers to all those questions—and more—are in science . . . and in this book. Travel is the way that we discover our world, but we would not get very far without science helping us along. And it's not just travel—science is all around us, every hour of every day. Discover more ways that science is a part of our lives in SCIENCE 24–7!