DNA Can Make a Flight to Space and Back

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The genetic material DNA can survive a flight through space and re-entry into Earth's atmosphere -- and still pass on genetic information. A team of scientists from UZH obtained these astonishing results during an experiment on the TEXUS-49 research rocket mission.

Putting "X-Wings" on a Falcon 9 Rocket

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Billionaire entrepreneur Elon Musk couldn't resist showing off some of his new toys on Twitter yesterday. First up is the latest version of SpaceX's reusable Falcon 9R rocket, which is now fitted with a set of four independently-adjustable fins. Or, as Musk described them: real-life X-wings. The grid fins are designed to deploy only after takeoff, when they'll work together with thrusters to help the rocket maneuver itself into position for those spectacular vertical landings. Musk says the hypersonic grid fins are similar to a set used on a test earlier this year

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