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Fuel efficiency


— Automotive

New tech, similar face for new lightweight Audi A4

By - June 30, 2015 30 Pictures

It might look like all the other Audis that have been launched in the past few years, but you're staring at the brand-new, totally redesigned A4. Wider and longer than the car it replaces, the new A4 is a technological showpiece that takes advantage of autonomous driving tech and a lightweight construction to save fuel and improve performance. The A4 will also be aiming to continue Audi's reputation for crafting beautiful, bulletproof cabins by combining high-tech infotainment interfaces with high-quality materials and slick design.

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— Aircraft

Lotus leaf-inspired aircraft wing coating may repel bugs to ease fuel consumption

By - June 2, 2015 1 Picture

Splattered insects may seem like the least of your worries when you're tearing through the air at more than 500 mph (800 km/h), but for those working with Boeing's ecoDemonstrator 757 they present a pretty unique opportunity. NASA has carried out testing of a series of non-stick coatings on the aircraft's wings, finding that one inspired by lotus leaves showed good potential to shrug off blasts of bug guts to lessen drag and, by extension, ease the consumption of fuel.

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