Gizmag news

Cheap metacrystal panels could easily steer wireless signals around barriers

History is filled with stories of the great being felled by the puny. Goliath and a pebble, Achilles and his heel, the ultra-fast 6G network and … walls. Researchers at Aalto University in Finland have now invented a cheap, 3D-printed solution that could help future wireless signals bend around the barriers that currently stop them in their tracks.

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Category: Telecommunications, Technology

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Tesla Cybercab specs revealed, full autonomy still unclear

Back in February, when the first Tesla Cybercab rolled off the line at Tesla Gigafactory Texas, there was plenty of talk in media circles about what was to come. Now, Tesla’s certification documents submitted to the Environmental Protection Agency (EPA) reveal all that was previously under wraps.

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Category: Automotive, Transport

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Life-saving autonomous drone could find people who fall off ships

“Man overboard!” The dreaded call that starts a race against time and the often treacherous sea. Sadly, the sea often wins, mainly due to reaction times. Researchers at the Technical University of Denmark (DTU) are now developing an onboard drone that aids rescues without human intervention.

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Category: Drones, Consumer Tech, Technology

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'Smart' running safety vest packs radar, GPS and emergency alert system

Running is often promoted as one of the simplest sports to pick up – put on a pair of running shoes and head out. In reality, running also comes with a list of safety considerations. As a woman, every time I go for a run alone, I make sure to stick to busy streets, carry pepper spray and my phone, and let my partner know which route I’m taking. Running after dark brings safety concerns to another level for runners of any gender: wearing reflective clothes, watching for traffic, and staying on well-lit streets become essential.

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Category: Sports, Consumer Tech, Technology

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Bosch pushes the ebike motor to the rear wheel for the first time

For more than a decade, Bosch built its dominance in the European ebike market betting that mid-drive motors – where power flows through the chain and cranks – were the smarter choice for urban riders and mountain bikers alike. Hub motors, which spin the wheel directly from inside the rear axle, were for someone else. Today, that position just changed.

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Category: Bicycles, Transport

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Massive floating fish farm sets new record in China

A semi-submersible aquaculture platform that holds more than 14 million gallons (64,000 cubic meters) of water – around 20 Olympic swimming pools' worth – has begun operating in the waters off the Chinese city of Sanya, Hainan Province. It's expected to produce more than 4,000 tonnes of ocean-farmed fish in the first year.

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Category: Marine, Transport

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