It started as one of those annoyances that feels almost cute—until it doesn’t. The key fob that normally unlocks the doors ...

Detroit automakers, among others, may need radical change to compete with Chinese rivals. However, investors should be aware of unintended consequences.

Is your smartphone’s battery draining faster than it used to back when you first unboxed it? Batteries — including rechargeable ones like those used in smartphones — chemically age over time. In other ...