Science and Technology

Hydrogel that outperforms cartilage could be in human knees in 2023

Joint pain is a common ailment of aging, thanks to cartilage’s tendency to wear out. Researchers at Duke University have developed a new hydrogel that’s stronger and more durable than the real thing, which could make for longer lasting knee implants.

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Lightning unveils the Tachyon Nb, its new electric land-speed contender

Lightning Motorcycles has unveiled the Tachyon Nb, a modified, streamlined version of the Strike electric sportsbike designed to take aim at the electric motorcycle land speed record, targeting speeds over 250 mph (400 km/h) in the process.

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Cornea implant made from pig skin restores vision in landmark pilot trial

A cornea implant made out of collagen gathered from pig skin has restored the vision of volunteers in a landmark study. Pending further testing, the novel implant is hoped to improve the vision of millions waiting for difficult transplant surgeries.

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Hydrogel bandage uses ultrasound to better stick to the skin

Getting a bandage to stick to your skin can sometimes be difficult, particularly if that skin is wet. This isn't a problem with an experimental new wound dressing however, which uses ultrasound-induced microbubbles to better bond with the skin.

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New polymer removes dye from wastewater, and can be reused afterwards

In wastewater produced by the textile industry and others, dye is one of the primary pollutants. A newly developed synthetic polymer is capable of removing that dye from the water, plus it can be cleaned up and reused to treat more wastewater.

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Worms raised on seaweed could be a more sustainable salmon feed

While the farming of salmon does help take pressure off wild stocks, the feed used to raise the fish still isn't entirely sustainably sourced. That may change, however, thanks to nutrient-rich worms that eat readily available seaweed.

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Review: Pedal-assist city riding with fast-folding Flit-16 Commuter ebike

The Flit-16 folding ebike launched on Kickstarter back in 2019 is now on general sale as the upgraded Commuter Edition, which we got to ride and fold, roll along and then unfold and ride for a few days earlier in the month.

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TAE ahead of schedule on billion-degree hydrogen-boron fusion

Some fusion projects aim to create hundred-million degree working temperatures in magnetically confined plasma. The CEO of TAE Technologies tells us his team's aiming for 10 times that temperature, targeting cheaper, easier and safer boron fuel.

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Scientists recreate the song of long-lost insect to help find it again

Scientists have digitally recreated the sound of a long-lost species of insect, not seen since 1869, by creating 3D scans of its wings. The specifics of the tune could help track down living specimens in the wild – if there are any left.

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