Can you solve the elementary school problem that divided the internet in less than 30 seconds? Test your might in this ...

Noah Giansiracusa is professor of mathematics at Bentley University, faculty associate at Harvard University, and author of ...

For Americans turning 66, the decision about when to file for Social Security is colliding with one of the biggest rule ...

Balance exercises can help older adults improve strength while preventing falls when walking. Learn how to boost your balance at home with these stretches.

If your New Year's resolution is to start resistance training, Life Kit is here to help. Sign up for our Guide to Building Strength and get a month of expert tips on how to create a lasting routine.