Space.com

Trump: 'We Are Going to Have the Space Force'

In remarks kicking off a meeting of the National Space Council, Trump pointedly directed the Pentagon to create a Space Force as a "separate but equal" branch of the U.S. military.

Did Plate Tectonics Set the Stage for Life on Earth?

A new study suggests that rapid cooling within the Earth's mantle through plate tectonics played a major role in the development of the first life forms, which in turn led to the oxygenation of the Earth's atmosphere.

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