Huge cuboid skyscraper “big enough to hold 20 Empire State Buildings”

An incredibly ambitious new cuboid skyscraper is planned for Riyadh that will reach a height of 400 m and host a twisting tower inside. According to Saudi Arabian authorities, its interior will be so big that it could hold 20 Empire State Buildings.

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Smart Full HD projector comes with Netflix cooked in

Smart projectors with built-in sound systems are great for fuss-free entertainment, but many lack support for one key streaming service. That's not the case with the N1 Full HD model from Emotn, which has been officially licensed by Netflix.

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Researchers predict, then prove strange solid-state heat switches

Ohio State researchers have shown how a common ceramic material can change its thermal conductivity in response to an electrical field, opening the door to solid-state heat switches that could make thermoelectric generators much more efficient.

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Silver mirror triples efficiency of perovskite solar cells

Perovskites are one of the most promising new materials for solar cell technology. Now engineers at the University of Rochester have developed a way to more than triple the material’s efficiency by adding a layer of reflective silver underneath it.

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