Preparing future explorers for a return to the Moon

To train future explorers to support NASA's mission to return to the Moon's surface, scientists use similar environments found on the Earth. Last week, a group of domestic and international students traveled to Barringer ...

Khashoggi crisis shines light on Saudi ties to Silicon Valley

The crisis surrounding the disappearance of journalist Jamal Khashoggi, and concerns that he may have been killed in the Saudi consulate in Turkey, has highlighted the role of the Middle East kingdom in the US economy, especially ...

Invasive forage grass leads to grassland bird decline

The prairies of North America once covered vast stretches of land, with towering grasses creating ideal nesting and forage habitat for grassland birds. But the deep, rich soil and treeless expanse also represented the ideal ...

US air pollution deaths nearly halved between 1990 and 2010

Air pollution in the U.S. has decreased since about 1990, and a new study conducted at the University of North Carolina at Chapel Hill now shows that this air quality improvement has brought substantial public health benefits. ...

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