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Solar Decathlon heats up the National Mall

One bedroom, one bathroom, 784 square feet, $288,000, and zero net energy bills for the rest of your life? No, it?s not the guard shack at the electric...

New Center to educate about sustainability

This past Wednesday began with an announcement of the creation of the Center for Sustainable Engineering, a collaboration between Cliff Davidson of Carnegie...

How Things Work: Mathematical Knots

A knot, in the conventional sense, is an intertwining rope or string usually designed to tie objects (or shoelaces) together. Take a piece of rope, twist,...

SciTech Briefs

Stars produced by black holes Black holes are known for their powerful destructive force, but now astronomers say the black hole at the center of the...

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