Can the flap of a butterfly's wings in Brazil set off a tornado in Texas? This intriguing hypothetical scenario, commonly called "the butterfly effect," has come to embody the popular conception of a ...

Aircraft engines work better at higher temperatures. As they get hotter, they burn fuel more efficiently, which means they can fly farther on the same volume of propellant. But they can’t get too hot ...

FROM time to time controversies have appeared in various journals regarding that most difficult of all physical conceptions—entropy. I have purposely avoided passing any opinions as to the merits of ...