This Collider Is Kept Cold

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physics,particle collider,super cooling,science
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The refrigeration system at the Relativistic Heavy Ion Collider (RHIC) is humming to life today, beginning cool-down of the magnets in the 2.4-mile-circumference accelerator ring at Brookhaven Lab. Temperatures inside the magnets will ultimately reach a frigid four degrees Kelvin (-452 degrees Fahrenheit) as Run 13 at RHIC gets underway.

Robot House Cleaner, Just Like Rozy

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nasa,cleaning,robot
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R2, which has been on the ISS since 2011, has a mission: clean handrails, vacuum air filters and take air-flow measurements. The problem is it doesn't yet have the ability to learn and complete the work. So NASA is looking for someone to teach the bot. The Robonaut Challenge calls on contestants to write algorithms that allow R2 to interact with a training dashboard the space agency built.