09/09/2015

Study proves pipeline replacement programs are effective

Invisible gas leaks from aging or damaged pipelines cost U.S. consumers billions of dollars every year, contribute to global warming, and, in rare cases, cause dangerous explosions. But pipeline replacement programs in cities ...

The moons of Neptune

Neptune, that icy gas giant that is the eight planet from our Sun, was discovered in 1846 by two astronomers – Urbain Le Verrier and Johann Galle. In keeping with the convention of planetary nomenclature, Neptune was named ...

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