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Many years ago, I heard about one clever wind-energy–storage system. A fellow in Pennsylvania purchased a surplus railroad tank car and buried it on his farm. A nearby windmill-powered compressor pumped air into the tank, which could store an enormous amount of compressed air. The fellow used it to power air tools in his carpenter […]
- Earth
Long-winded benefits
Certain wind-energy systems that store excess energy for a time using compressed air can be as reliable as and far cleaner than conventional electric-generating plants.
- Astronomy
Swift detection of a gamma-ray burst
A telescope has for the first time detected X rays directly from an ongoing gamma-ray burst, the most powerful type of explosion in the universe.
