Spring is near. In New York City, yellow, white, and purple crocuses have raised their cup-shaped flowers above the ground for all to see. In California, western buttercups, ground pink, and bush lupine have begun to bloom. Humans, too, are awakening to the glory of a new Spring.For most species, Winter

We're all familiar with the highway driving experience of being behind a person who is continually braking for no apparent reason. This is especially problematic if you're in the left-hand lane. You're zipping along at the posted speed limit and suddenly the brake lights of the car in front go on. You

In the language of statistics, health is a continuous variable. A person's health can be expressed as an infinity of values ranging from abundant well-being to terminal states approaching death. If health were a discrete quantity you could assign a number to it. You could say that someone had 95% health