Here’s how it works. The Chinese manufacturer of photography and filmmaking gear has been releasing excellent quality lenses for a few years – including, most recently, autofocus lenses for po ...

This proposed new type of bifocal lens can switch between one focus and another at the flick of a switch, letting wearers witness intensities in the lenses change akin to a hologram. These lenses ...

Owners of nuclear power plants had been riding high on hopes that they could sign lucrative contracts with tech companies to sell always-available power. A ruling from the Federal Energy ...