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.

Using fans is one way to cool down your home without consuming as much energy as you would using an air conditioner.

Ceiling fans make our homes feel cooler in summer while also helping save energy. Make sure your ceiling fan is turning in ...

A team of UCLA engineers and researchers has developed a new technique to make it feel up to 10 degrees Fahrenheit cooler ...