On India’s crowded city streets, where the air often hangs heavy with exhaust and impatience, a quiet shift is under way.

Lithium-ion batteries have been in the headlines recently after causing many fires in the city. Here are some answers to frequently asked questions about the common rechargeable power sources. A ...

The E-ZPass system is meant to help you quickly get through tolls, but what do you do if the battery in your E-ZPass ...