Energy spontaneously tends to flow only from being concentrated in one place to becoming diffused and spread out. All processes manifest a tendency toward decay and disintegration, with a net increase in what is called the entropy, or state of randomness or disorder, of the system. This is called the Second Law of Thermodynamics.
My niece Melanie's thermodynamics experiment is going well. She expects to publish her results soon. Her sister Jeanne is translating it into French.

Sign Functions WATCH OUT FOR ERRANT PUCKS reads the sign in the lobby of the UMaine hockey arena. Couldn't have said it better myself. Then there's this one in the gym which I've adopted as my personal mantra: NO SPECTATORS NO STREET SHOES. Then there's always the bumper sticker of the week. Seen a good one lately? Your Name: The Sign: