Many gas lighters stop working due to simple issues like carbon buildup or loose parts, which can often be fixed at home in minutes. Cleaning the spark plug, adjusting components, or replacing a worn ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. A device inspired by the electrical sparking of battery-free gas lighters could lead to more ...

There is something oddly satisfying about that crisp click when a lighter sparks to life in the kitchen. However, the moment it stops working, most people discard it and rush to buy a new one. What ...