The human brain is the body's computer. Find out everything there is to know about your brain and stay updated on the latest news with the comprehensive articles and images of the brain at LiveScience.com. Learn more about this vital organ as scientists continue to make amazing discoveries about your brain.
Perhaps you could care less, but newly spotted differences in how our brains work could explain why some people are apathetic and lazy. Scientists say motivation could be more about biology than attitude.