Technology

Chemical engineers at the University of Sydney are using human-made lightning to produce ammonia – a key ingredient in fertilizers – from thin air and without the need for high temperatures or pressures.

China has just unveiled two turbines so massive it's hard to comprehend. With an outer diameter of 20 ft, 5 in (6.2 m), each turbine weighs 80 tons, is constructed from high-strength martensitic steel, and houses 21 water ladles.

Researchers have developed a way to use high-frequency electromagnetic waves to visualize objects that are hidden from view – such as a tool in a pile of junk or a vase in a cardboard box – with much greater accuracy than before.

Dangbei launched a smart 4K projector last year that was claimed to be the world's first GTV laser projector with official Netflix. That model was later renamed the DBox02, and it's now been joined by a cheaper sibling rocking a Pro moniker.

If, like me, you use a wireless mouse when working on a laptop, your trackpad probably doesn't see much action. Asus suggested double duty as a second screen back in 2018, and now E Ink is doing the same with some help from Intel.

Tidal power is a fantastic source of clean, predictable energy – if you can harness it. SKF says it's making major headway in this field, as it's set a world record for tidal turbine reliability with systems operating continuously for over six years.

If an object that's composed of two types of material is going to fail, the break will usually occur at the interface where the two meet. A new type of light-activated 3D printing resin addresses that problem, by gradually morphing from hard to soft states within a single object.

Legendary British amp maker Orange has been at the heart and soul of music since the late 1960s. Your favorite artists have likely tapped into the iconic sound at some point. Now we can all get in a sonic spin with the O Turntable.

If you're looking for a big-screen TV alternative that doesn't dominate the room when not in use, ultra-short-throw projectors are a good shout. The PT1 from Hisense brings Dolby Vision and IMAX to 4K viewing at up to 150 inches.

Massachusetts-based energy startup Commonwealth Fusion Systems (CFS) has struck a deal to deliver 200 MW of electricity to Google from its upcoming ARC power plant in Chesterfield County, Virginia.