PCWorld explains how to calibrate smartphone and laptop batteries when they display inaccurate percentage readings or cause ...

You probably have one sitting a few feet away, tossed beside rubber bands, takeout menus, and spare keys. It looks harmless, ...

When the power cuts out, you need light that comes on instantly and predictably, not a scramble for flashlights and a maze of ...

Pakistan’s grid electricity demand remains depressed while solar net-metering adoption has surged nearly fourfold over the ...

Source: Francesco Mocellin / Used with permission Interest in lithium has been renewed in recent years, not only as a classic mood stabilizer for bipolar illness but also as a potential low-dose ...

It’s critical for people to be able to immediately get out of the car during a vehicle fire or similar emergency. Yet ...