NASA rover gains Martian vista from ridgeline

The rim surrounding Endeavour Crater on Mars recedes southward, then sweeps around to the east in a vista obtained by NASA's Mars Exploration Rover Opportunity. The view is from high on the south end of the "Murray Ridge" ...

Image: NASA rover Opportunity's selfie shows clean machine

In its sixth Martian winter, NASA's Mars Exploration Rover Opportunity now has cleaner solar arrays than in any Martian winter since its first on the Red Planet, in 2005. Cleaning effects of wind events in March boosted the ...

Cleaner NASA rover sees its shadow in Martian spring

(Phys.org) —Late afternoon lighting produced a dramatic shadow of NASA's Mars Exploration Rover Opportunity photographed by the rover's rear hazard-avoidance camera on March 20, 2014.

A digital version of you

When NASA's Mars Rover Opportunity sends a photograph of the alien landscape back to Earth, it relays the information as digital data, a series of ones and zeros that computers assemble into pictures that we can see. What ...

Mars rover heads uphill after solving 'doughnut' riddle

(Phys.org) —Researchers have determined the now-infamous Martian rock resembling a jelly doughnut, dubbed Pinnacle Island, is a piece of a larger rock broken and moved by the wheel of NASA's Mars Exploration Rover Opportunity ...

NASA solves mystery of Mars 'doughnut' rock

NASA scientists were finally able to explain the origin of the mysterious rock shaped like a jelly doughnut that appeared near the rover Opportunity in early January.

Mars rover, slightly used, runs fine

(Phys.org) —When a car gets regular oil changes and care from a good mechanic, keeping it running for 10 years or more isn't exactly an impressive feat of engineering. But then again, such a car isn't an average 140,000,000 ...

Researchers add insights for teacher evaluations

New research led by the University of Notre Dame's Center for Research on Educational Opportunity (CREO) points a way forward to improve certain teacher performance evaluation systems.

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