A faster way to calibrate piston gauges

For industry and government labs to ensure their pressure-measurement machines are working correctly, they need a reliable source of pressure. Often, that source is a piston gauge – a cylinder of metal that falls through ...

Looking to the moon to better measure climate change on Earth

When American astronaut Alfred Worden, who was the command module pilot for the Apollo 15 lunar mission in 1971, was asked what he was feeling at that time, he replied: "Now I know why I'm here. Not for a closer look at the ...

Sounding rocket EVE supporting tune-up of SDO EVE instrument

Satellites provide data daily on our own planet, our sun and the universe around us. The instruments on these spacecraft are constantly bombarded with solar particles and intense light, not to mention the normal wear and ...

Landsat looks to the Moon (w/ Video)

Every full moon, Landsat 8 turns its back on Earth. As the satellite's orbit takes it to the nighttime side of the planet, Landsat 8 pivots to point at the moon. It scans the distant lunar surface multiple times, then flips ...

Sounding rocket to calibrate NASA's SDO instrument

NASA will conduct a sounding rocket launch at 2 p.m. EDT, Monday, Oct. 21, 2013, from the White Sands Missile Range in New Mexico carrying an experiment to support the calibration of the EUV Variability Experiment, or EVE, ...

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