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Mini-Satellites to Help Predict Earth's Climate

The difference between the amount of energy the Earth receives from the sun and the energy it radiates back to space affects whether our planet's climate warms or cools. For now, nobody can measure that temperature difference precisely, but scientists at Johns Hopkins University’s Applied Physics Laboratory, in Maryland, plan to change that, using an array of small, inexpensive satellites called ‘cubesats’. A cubesat is not much larger than a loaf of bread, but provides a compact...

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