Discover how to build a simple DIY water-powered electricity generator at home using accessible materials. This step-by-step ...

Discover how to build a hand-powered water pump that also generates electricity to light up LEDs using everyday recycled ...

You probably have a few water bottles stashed for an emergency, but if you rely on sensitive medical gear such as a CPAP machine, that isn't going to work. In a disaster scenario, finding a gallon of ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

First aid refers to the immediate care given to an injured or ill person until full medical treatment is available. You might perform CPR for cardiac arrest, apply pressure to stop bleeding, or use an ...

For most people, drinking water is the best and cheapest way to rehydrate, especially after sweating from exercise, sauna sessions, or hot yoga. If you lose electrolytes from heavy sweating, diarrhea, ...