Satellite pictures of Saharan dust clouds have been in the news all summer, but to Shankar Chellam, they have just raised more questions.
Earth Sciences
Aug 22, 2013
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By pinpointing locations on Earth from space, GPS systems have long shown drivers the shortest route home and guided airline pilots across oceans. Now, by figuring out how messed up GPS satellite signals get when bouncing ...
Earth Sciences
Jul 15, 2013
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How does the sun's energy flow? Despite the fact that we live relatively close (93 million miles, or eight light-minutes) to this star, and that we have several spacecraft peering at it, we still know little about how energy ...
Space Exploration
Jun 25, 2013
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Flights will become bumpier as global warming destabilises air currents at altitudes used by commercial airliners, climate scientists warned Monday.
Environment
Apr 8, 2013
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When the Mars Atmosphere and Volatile Evolution (MAVEN) mission begins its journey to the Red Planet in 2013, it will carry a sensitive magnetic-field instrument built and tested by a team at NASA's Goddard Space Flight Center ...
Space Exploration
Mar 26, 2013
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The six science instruments that comprise the Particles and Fields Package that will characterize the solar wind and ionosphere of Mars have been integrated aboard NASA's Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft. ...
Space Exploration
Mar 14, 2013
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(Phys.org) —NASA has announced a project with space company L'Garde Inc. to send a test craft into space sometime next year powered only by a solar sail. The craft, called Sunjammer, after the short story by Arthur C. Clarke ...
Research by Harvard professor David Keith suggests that the global capacity for energy generation from wind power has been overestimated, and that geophysical / climate effects of turbines will reduce the benefits of large-scale ...
Energy & Green Tech
Feb 25, 2013
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Japan is to send a space telescope into orbit around the Earth to observe Venus, Mars, and Jupiter, officials said on Friday, as they look to unlock the secrets of our own planet's atmosphere.
Space Exploration
Feb 15, 2013
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A team of U.S. ice-coring scientists and engineers in Antarctica, funded by the National Science Foundation (NSF), have recovered from the ice sheet a record of past climate and greenhouse gases in the atmosphere that extends ...
Earth Sciences
Feb 5, 2013
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