'How high above sea level am I?' asks the wrong question

The latest report from the United Nations Intergovernmental Panel on Climate Change is confronting. It finds global mean sea levels rose by about 20 centimeters between 1901 and 2018. In fact, sea levels have risen faster ...

Spirit Rover: Right-Front Wheel Rotations

(PhysOrg.com) -- Spirit's right-front wheel, which had stopped operating in March 2006, revolved with apparently normal motion during the first three of four driving segments on Sol 2117 (Wednesday, Dec. 16) but stopped early ...

Sand dunes swallowing Anakin Skywalker's hometown

New research describes a fast-moving sand dune in Tunisia that is spilling onto the streets of the Star Wars set used to portray Anakin Skywalker's childhood home.

Putting it all together on Titan

Three of Titan's major surface features -- dunes, craters and the enigmatic Xanadu -- appear in this radar image from NASA's Cassini spacecraft. The hazy, bright area at the left that extends to the lower center of the image ...

Spirit Rover Switches to Backward Drives

(PhysOrg.com) -- The rover team has begun driving Spirit backward as next technique for attempting to extricate the rover from the sand trap where it is embedded. The first two backward drives produced about 6.5 centimeters ...

Analysis shows increased carbon intensity from Canadian oil sands

The U.S. Department of Energy's Argonne National Laboratory this week released a study that shows gasoline and diesel refined from Canadian oil sands have a higher carbon impact than fuels derived from conventional domestic ...

NASA rocket to see sizzling edge of star-forming supernova

A new sounding rocket mission is headed to space to understand how explosive stellar deaths lay the groundwork for new star systems. The Integral Field Ultraviolet Spectroscopic Experiment, or INFUSE, sounding rocket mission, ...

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