Geophysical Research Letters

Watching the planet breathe

Scientists have come up with an entirely new way to monitor the health of Earth’s plants from space. In work published in Geophysical Research Letters, researchers working at NASA’s Jet Propulsion Labora ...

dateMar 02, 2012 in Earth Sciences
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Asteroid's troughs suggest stunted planet

(Phys.org)—Enormous troughs that reach across the asteroid Vesta may actually be stretch marks that hint of a complexity beyond most asteroids. Scientists have been trying to determine the origin of these ...

dateSep 26, 2012 in Space Exploration
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A new state of Venus's ionosphere

Observations from NASA's Pioneer Venus orbiter, which reached Venus in 1978, suggested that Venus's ionosphere had two states: a magnetized state with a large- scale horizontal magnetic field and an unmagnetized ...

dateDec 27, 2012 in Space Exploration
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