Johannes Stark

At the head of these new discoveries and insights comes the establishment of the facts that electricity is composed of discrete particles of equal size, or quanta, and that light is an electromagnetic wave motion.

If the experimental physicist has already done a great deal of work in this field, nevertheless the theoretical physicist has still hardly begun to evaluate the experimental material which may lead him to conclusions about the structure of the atom.

Flexibility is crucial to my fitness. Incorporating a good warm-up and cool-down into every session decreases my chances of injury. I use both dynamic and static stretching in my training. I've starting doing a few yoga sessions which incorporates muscle strength and flexibility.

It's not just the kid who's spent every penny from his job to upgrade his car to tell the world he cares about sports cars, it's also the person driving around in a fuel-conscious hybrid electric car, because it's more a message to the world than an effective means of saving fuel, to be quite honest.