Health

If you struggle to fall asleep at night even though you're sleepy, your brain might be seeking revenge. This is known as 'revenge bedtime procrastination.'

These new features not only improve the iPhone and the iPad. They benefit all users, regardless of their physical condition.

From diet and exercise to blood transfusions, one thing is clear: It costs a lot of money to stay biologically young.

While researchers previously thought that human cavities were caused by a change in diet, a new paper suggests another culprit: bacteria.