Learn the essential steps to safely jump start a dead car battery using basic equipment and proper safety precautions.

It's best to bump-start a car at the top of a hill or slope and use the downward gradient to build momentum. Then again, having a friend (or two) to push the vehicle could also work.

The keyless car is a marvel of engineering. But how is it that they can start even when the battery in your key fob goes dead? The answer lies in science.