Amazon Prime Day runs from July 8th to 11th, featuring deals on various gadgets. A solar-powered, wide-brimmed sun hat with built-in fans is a highlighted Prime Day deal. The hat offers UPF 50+ sun ...

Summer may be the best season for outdoor adventures because warm weather means camping, days at the lake, hiking, and so much more. Unfortunately, unbearably hot temperatures can zap the delight from ...

The easiest way of making a solar fan is to connect the solar PV panel to a DC fan of a matching voltage and power rating. This simple arrangement does work, but has few serious drawbacks: The system ...