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In a press conference at AirVenture today, Hartzell Engine Technologies (HET) (sister company to Hartzell Propellers--both owned by Tailwind Technologies) announced that it had acquired the Plane-Power line of aircraft alternators.

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The dikes of the country’s water management system work so well that experts say they worry that citizens will begin to take staying dry for granted.

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Researchers have developed a powerful new tool that can help advance the genetic engineering of 'fuel' crops for clean, green and renewable bioenergy -- an assay that enables scientists to identify and characterize the function of nucleotide sugar transporters, critical components in the biosynthesis of plant cell walls.

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3-D printers can create all kinds of things, from eyeglasses to implantable medical devices, straight from a computer model and without the need for molds. But for making spacecraft, engineers sometimes need custom parts that traditional manufacturing techniques and standard 3-D printers can't create, because they need to have the properties of multiple metals. Now, researchers at NASA's Jet Propulsion Laboratory in Pasadena, California, are implementing a printing process that transitions from one metal or alloy to another in a single object.

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