Smart Shirt for Back Pain Relief

Smart Shirt for Back Pain Relief

Technology can have both good and bad impacts. Forexample, computers make it easier to get work done, manage records better, and engage in social networking, among other things. One of the downsides is that computer has has restricted the movement of people. Many of...
Electricity from the Airwaves

Electricity from the Airwaves

Perpetual motion machines cannot exist, at least according to the Laws of Thermodynamics. Eventually, the energy will leak out and the machine will stop. But if you can provide a machine with an endless external source of energy — such as the sun — it...
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