MRAD vs MOA compares the two most common units of measure for adjusting a rifle scope. Here's how to know which one is better for you.

A research team in Korea has experimentally demonstrated, for the first time in the world, a nonlinear wave phenomenon that ...

Believe it or not, the direction your ceiling fan spins makes a big difference. Here's which way it should go.

How is the heat index calculated, and why is it more important than the air temperature during some heat waves?

Tricep dips are an effective way to target the back of the arms. Plus, the move improves functional upper-body strength and ...