A research team has produced a flexible perovskite-silicon tandem solar cell that converts 33.6% of sunlight into electricity ...

Strictly speaking, Wi-Fi 6 is probably fine for most home networks. It has 2.4 and 5GHz bands, and it's plenty capable of ...

A solar-powered Wi-Fi hub at a Stellenbosch taxi rank is giving commuters and traders affordable internet and could expand to ...