I tested power-saving devices that promise lower electricity bills - only one was legit ...

This deep Android power tweak delivered real battery gains ...

Stay prepared with whole-home backup.

Most smartphones come with a power-saving mode that, when enabled, tweaks system settings to reduce battery usage and help the device last longer in a crunch. Turning on battery saver or low power ...

Each month, millions of homeowners confront the same unsettling question when they open their electricity bills: Why is it always rising? Even with new behaviors like unplugging chargers, turning off ...