Measuring the aggregate economic impact of smoking is hard. However, it's easy to see the misery it causes in individual lives.
Lots of things change as we get older. Our emotions are no exception.
Literature offers a great mental vacation and opens the brain to new ways of thinking.
According to laughter research, you're not as funny as you think.
Brain scans may help doctors better customize treatments for depression.
Monster madness starts at the age of 3, when a child's imagination starts to run wild.
New study shows monkeys do well on both their verbal and math scores.
Scientists hope that by figuring out how the brain behaves, we'll be able to understand how people with different backgrounds reach different conclusions.
One study by Harvard researchers has found that patients who believe in God tend to respond better to treatments for problems like anxiety and depression.
When you're in a stressful situation, are you confident or insecure? Do you react positively or negatively?