World’s first unreinforced 3D-printed concrete bridge displayed in Venice

A first-of-its-kind 3D-printed concrete bridge has been unveiled in Venice, Italy. The bridge is a demonstration of a new 3D printing method resulting in a structure requiring no mortar or steel reinforcement.

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“Acoustic tweezers” lift tiny ball off a board with nothing but sound

Scientists in Japan have broken new ground when it comes to using sound waves for levitation, by demonstrating for the first time how the technology can be used to lift small polystyrene balls off of a rigid surface.

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Review: Jeep Wrangler Rubicon 392 – power meets off-road prowess

We’ve driven our share of muscular off-road machines. From the Ford Raptor to the uber-lush G Wagen and the Ram TRX, it’s all been fun. But wait, there’s more. Now there’s a Jeep Wrangler Rubicon with a 6.4-liter monster under its hood.

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SwitchGrade lets mountain bikers change their saddle angle on the fly

Although different saddle angles are better for different cycling scenarios, most riders aren't likely to stop and adjust that angle every time the terrain changes. Aenomaly Constructs' SwitchGrade, however, allows them to do so quickly and easily.

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Engineered plants’ roots turn red when helpful fungi show up

While you might think that it's best to keep crops fungus-free, there are some fungi that actually help plants grow. In order to observe that relationship, scientists have created plants with roots that turn red when infiltrated by beneficial fungi.

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Wearable ultrasound patch could warn of cardiovascular problems

It goes without saying that the earlier someone can be warned of an impending heart attack or stroke, the better. A new skin patch could provide such warnings, by sending ultrasound pulses into the wearer's body.

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Alphabet launches Intrinsic to make industrial robots easier to use

For more than five years, a team has been developing and testing control software under Alphabet's X moonshot factory, aimed at making industrial robots smarter and easier to use. Now the project has branched out into a new company called Intrinsic.

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Five forms of eco-friendly plastic that break down fast

By tweaking the process by which plastic is made, scientists hope to offer functional forms of it that safely and naturally degrade in just a fraction of the time. And recent breakthroughs suggest such a future mightn't be all that far away.

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Subterranean garage designed to keep classic cars in top condition

Commissioned to create a private showroom for a collection of enviable cars, Arup and Unism have designed a cave-like lair for an auto enthusiast in Poland that's designed to help keep the vehicles in perfect condition.

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Travel Sax 2 lets players practice without disturbing others

Frustrated by not being able to practice the saxophone when and where he wanted, Ramon Mañas developed the small and light Travel Sax, which could be played in silence. Now the Travel Sax 2 electronic saxophone has been launched.

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