Your device's battery loses capacity over time. It can happen to any smartphone, whether you use a high-end or one of the best phones for battery life. The health of your battery can indicate whether ...

A simple trick every iPad owner should know.

UK study of over 8,000 EVs found average battery health at 95.15%—better than early expectations. Age lowers capacity, but even older EVs often stay above the typical warranty floor. High mileage ...

ADAC study of 28,500 PHEVs shows major brand differences in battery aging rates. Mercedes packs age slowly; Mitsubishi’s degrade faster, even at low mileage. It recommends always doing a battery ...