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Scientist have used ordinary fishing line and sewing thread to create artificial muscles. With possible applications including robotics and prostheses, they're 100 times more powerful than human muscles of the same size.

The mantle of world's fastest production car looks to have been broken this month with Hennessey Performance announcing that its Venom GT hit 270.49 mph (435.31 km/h) at the Kennedy Space Center in Cape Canaveral, Florida.

Does anyone doubt that the Samsung Galaxy S5 will be one of the most popular smartphones of 2014? Maybe the real question is whether it's good enough to warrant the upgrade from last year's Galaxy S4. Let's compare the two phones' features and specs and see if we can lend a hand.

Plans for London's Garden Bridge are beginning to flourish. Designed by architect Thomas Heatherwick and renowned horticulturist Dan Pearson, the bridge will provide a green public space and will link the South Bank with Covent Garden. Gizmag spoke to Dan Pearson about his vision for it.

Start with a Vauxhall/Opel/Chevrolet/Saturn Astra VXR, shed 100 kg by replacing metal with carbon fiber, then pump its 2.0-liter turbo engine to 297 hp, upgrade the suspension wheels, tires, gearbox and brakes to cope with the stresses, and you have the Astra VXR Extreme ... and it's street legal.

Beijing's air quality is reportedly very poor, with the city recently recording some of its worst smog levels ever. In response, architecture firm Orproject has proposed the construction of a sealed canopy filled with clean air.

Mogees is a sensor and app combination which turns anything around you into a music instrument. Attach the sensor to the object of your choosing and every contact you make will be turned into music via your smartphone.

The vast majority of fitness trackers strap to your wrist, but would there be any benefit to strapping a one to your ankle instead? That's the question Flyfit asked – and the answer, it says, is yes.

New analyses of the x-ray and gamma-ray emissions from the center of the Milky Way galaxy, the Andromeda galaxy, and the Perseus galaxy cluster have detected significant signs of two possible dark matter particles. One is likely a 7.1 keV sterile neutrino, and the other appears to be a 35 GeV WIMP.

In revealing the all-new Intrado concept, Hyundai has set out to demonstrate how "advanced vehicle technologies and intelligent design can combine to engage more effectively with driver and passengers." The new concept combines aircraft-inspired design with a next-generation fuel cell powertrain.

A common ailment among stroke patients and the aging, treating a degenerative sense of touch has proven a complex task. A stimulation glove designed to improve tactile perception through small electrical pulses could provide a wearable solution that's unimposing enough for everyday use.

Apparently those two new Galaxy Gears that Samsung announced the other day weren't the entire story. Today the company announced its first fitness tracker, a wrist-based device called the Gear Fit.