Mars rover Curiosity uses arm camera at night

(Phys.org)—NASA's Mars rover Curiosity has for the first time used the camera on its arm to take photos at night, illuminated by white lights and ultraviolet lights on the instrument.

Astronomers discover a new black hole in our galaxy

(Phys.org)—NASA's Swift satellite recently detected a rising tide of high-energy X-rays from a source toward the center of our Milky Way galaxy. The outburst, produced by a rare X-ray nova, announced the presence of a previously ...

Topographical approaches to measuring graphene thickness

(Phys.org)—Graphene has long shown potential for use in electronics, but difficulties in producing the material to a high enough quality has so far prevented the commercialisation of graphene-based devices.

Mars rover Curiosity's arm wields camera well

(Phys.org)—NASA's Mars rover Curiosity stepped through activities on Sept. 7, 8 and 9 designed to check and characterize precision movements by the rover's robotic arm and use of tools on the arm.

PML goes to Mars: far-out thermal calibration

(Phys.org)—Sometimes the chain of measurement traceability – the unbroken series of links between a calibrated instrument and the official NIST standard – can get pretty long. But 250 million kilometers is remarkable, ...

SDO/EVE calibration sounding rocket launch

The Solar Dynamics Observatory (SDO) was launched on 11 February 2010, and the EUV Variability Experiment (EVE), one of the three solar instruments aboard SDO, began normal operations on 1 May 2010.

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