Maintaining good overall health is key to living a long life, but we may want to particularly focus on the state of our brain ...

The whole point of Netflix’s 3 Body Problem, based on Cixin Liu’s book trilogy, is that the three-body problem is unsolvable by physicists. But why can’t it be solved?

The three-body problem is a question in physics that deals with planets and stars. It's considered unsolvable because the system is chaotic.

12 percent body fat, not a masculine face, is ideal for telling a good mate from a bad one: these men had the best immune systems and were the most attractive.

Standing on one leg “is a good measure of your overall health system because balance reflects how the body’s systems are working together,” said senior author Dr. Kenton Kaufman, a research ...