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Scientists build first 'frequency comb' to display visible 'teeth'
Scientists at the University of Konstanz in Germany and the National Institute of Standards and Technology (NIST) in the United States have built the first optical frequency comb—a tool for precisely ...
Physics and Astronomy |
Read moreUNH space scientists help catch the interstellar wind
The mission launched October 19, 2008 and carries two, ultra-high sensitivity, cameras containing important components designed and built at UNH. From a highly elliptical Earth orbit the IBEX satellit...
Physics and Astronomy | Read moreNew NIST method reveals all you need to know about 'waveforms'
The new method improves accuracy in calibrations of oscilloscopes, common test instruments that measure voltage in communications and electronics devices, and potentially could boost performance and s...
Power and Electrical Engineering | Read moreNew NIST Nano-Ruler Sets Some Very Small Marks
Designed to be the most accurate commercially available “meter stick” for the nano world, the new measuring tool—a calibration standard for X-ray diffraction—boasts uncertainties below a femtometer. T...
Physics and Astronomy | Read moreRebirth of an icon: Hubble's first images since Servicing Mission 4
"This is one more important step in the confirmation of this wonderful mission. We Europeans are proud to be part of this and heartily congratulate the engineers, astronauts and scientists who go...
Physics and Astronomy | Read moreHubble Opens New Eyes on the Universe
Topping the list of new views are colorful, multi-wavelength pictures of far-flung galaxies, a densely packed star cluster, an eerie "pillar of creation," and a "butterfly" nebula....
Physics and Astronomy | Read moreNIST Calculations May Improve Temperature Measures for Microfluidics
However, it isn’t that simple for researchers who need to measure temperatures in microfluidic systems—tiny, channel-lined devices used in medical diagnostics, DNA forensics and “lab-on-a-chip” chemic...
Life Sciences | Read moreNew NIST Trace Explosives Standard Slated for Homeland Security Duty
To aid such searches, the National Institute of Standards and Technology (NIST), with support from the Department of Homeland Security, has developed a new certified reference material, Standard Refer...
Power and Electrical Engineering | Read moreNitrous gases and zinc in the crosshairs
The Senate Commission for the Investigation of Health Hazards of Chemical Compounds in the Work Area established by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) has issued the...
Life Sciences | Read moreExactly Nano - Reference materials for nanotechnologies
BAM Federal Institute for Materials Research and Testing lists the world-wide available nano-scale reference materials on its websiteBAM has listed the world-wide commercially available nano-s...
Materials Sciences | Read moreResearchers Find Adult Brain Changes with Unsuspected Speed
The brain’s tendency to call upon these connections could help explain the curious phenomenon of “referred sensations,” in which a person with an amputated arm “feels” sensations in the missing limb w...
Life Sciences | Read morePrecision measurement of W boson mass portends stricter limits for Higgs particle
The W boson is a carrier of the weak nuclear force and a key element of the Standard Model of elementary particles and forces. The particle, which is about 85 times heavier than a proton, enables radi...
Physics and Astronomy | Read moreDescribing Soils: Calibration Tool for Teaching Soil Rupture Resistance
A new calibration tool was recently developed to help students and soil scientists calibrate their thumb and forefinger for the correct amount of pressure.C.A. Seybold and colleagues, USDA-NRC...
Earth Sciences | Read moreOlfactory Fine-Tuning Helps Fruit Flies Find Mates
Disable this calibration system, and flies have trouble finding a mate, the researchers found.Just like overly bright light can wash out a photographic image, strong smells can overwhelm the o...
Life Sciences | Read moreHighlights, including authors and their institutions
You may read the scientific abstract for any already-published paper (not papers "in press") by clicking on the link provided at the end of each Highlight. You can also read the abstract by ...
Earth Sciences | Read more
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