Environment

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The Largest Stars Known To Man

UY Scuti in the Scutum Constellation is the largest star known to exist at the present time, and one of the brightest.

April 25, 2017 12:31

US Greenhouse Gas Emissions

In 2014, 6,870 million metric tons of CO2 equivalent of greenhouse gasses were emitted in the US.

April 25, 2017 12:31

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