Pneumatic artificial muscles can be manufactured by a 3D printer

We've been hearing a lot about "artificial muscles," which allow robotic devices to perform human-like motions. And while most of them have been produced in labs utilizing high-tech materials, a new type could be made by hobbyists using a 3D printer.

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Smartphone app transmits underwater messages between scuba divers

When it comes to communicating with one another while underwater, scuba divers typically use either hand signals or writing boards … both of which have limitations. Soon, however, they could be utilizing an app on their existing smartphone.

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MVRDV’s rugged Valley hailed as 2022’s best skyscraper

Emporis has revealed the winner of this year's Skyscraper Award. The prestigious award offers an excellent opportunity to see the world's finest new skyscrapers and this year's winner is MVRDV's mountainous Valley, located in the city of Amsterdam.

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Contra-rotating floating turbines promise unprecedented scale and power

Norway's World Wide Wind has a radically different take on offshore wind power. These floating, vertical-axis wind turbines feature two sets of blades, tuned to contra-rotate – and they promise more than double the output of today's biggest turbines.

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Electronic circuit degrades on demand into recyclable pieces

Old electronics are tricky to recycle, meaning they clog up landfills while locking valuable metals away. Now scientists have demonstrated printed circuits that can be degraded on demand, returning their materials to reusable forms.

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