Air pollution can be easy to ignore from day to day, but over the past decades, researchers have accumulated a compelling list of evidence that it can pose a major threat to human health—from mental ...

A battery monitor is like a gas gauge, showing you how much electrical power is left (known as state of charge) as well as other vital signs. Today adding a monitor to a boat battery is easier than ...

Because of its mass, a battery takes a long time to change temperature. If a vehicle sits out all weekend in a zero-degree environment, it might take 30 hours to warm up the battery. Use the outside ...