The solar-powered device can make valuable energy-dense molecules from carbon dioxide and water. For many years, researchers have been working to build devices that can mimic photosynthesis—the ...

We love how slim and light laptops are nowadays, but that comes with a drawback: fewer and fewer ports, which can make things difficult if you have to charge gadgets and plug in peripherals and so on.

Buying a reasonably priced 4K gaming PC is tricky. There are plenty of options, and new GPUs only add more complexity. During the RX 9070 XT launch, we looked at the available gaming PC deals and ...