News tagged with ring

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Novel connector uses magnets for leak-free microfluidic devices

Novel connector uses magnets for leak-free microfluidic devices

Physics / General Physics

created Nov 18, 2009 | popularity 4.8 / 5 (4) | comments 0

Like other users of microfluidic systems, National Institute of Standards and Technology researcher Javier Atencia was faced with an annoying engineering problem: how to simply, reliably and most of all, tightly, ...


Tiny Moonlet Within G Ring Arc

Saturn has small moon hidden in ring

Space & Earth / Space Exploration

created Mar 03, 2009 | popularity 4.8 / 5 (5) | comments 0

(PhysOrg.com) -- NASA's Cassini spacecraft has found within Saturn's G ring an embedded moonlet that appears as a faint, moving pinprick of light. Scientists believe it is a main source of the G ring and its ...


Predicted Planet Seen -- First Since Neptune 162 Years Ago

Space & Earth / Astronomy

created Dec 09, 2008 | popularity 4.6 / 5 (56) | comments 3

(PhysOrg.com) -- In 2006, astronomer Alice Quillen of the University of Rochester predicted that a planet of a particular size and orbit must lie within the dust of a nearby star. That planet has now been photographed by ...


The Ring Nebula

The Ring Nebula

Space & Earth / Astronomy

created Nov 02, 2009 | popularity 4.3 / 5 (7) | comments 2

The diversity of colours, shapes, and sizes of planetary nebulae make them fascinating objects. In this photo release Calar Alto presents a rather unique view combining both optical and near-infrared data ...


Hubble scores a perfect 10

Hubble scores a perfect ten

Space & Earth / Astronomy

created Oct 30, 2008 | popularity 4.8 / 5 (42) | comments 13

(PhysOrg.com) -- The Hubble Space Telescope is back in business after a one-month breakdown with a snapshot of the fascinating galaxy pair Arp 147. Scientists made two repair attempts, and last week's effort ...


Contracts Awarded for Production of NSLS-II Storage Ring Magnets

Physics / General Physics

created Nov 09, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- All seven contracts for the production of the NSLS-II storage ring magnets have now been awarded -- a significant milestone for the project. The magnets -- 750 in total -- will be made by vendors in the United ...


Chemists synthesize herbal alkaloid

Chemists synthesize herbal alkaloid

Chemistry / Materials Science

created Apr 15, 2009 | popularity 4.8 / 5 (5) | comments 0

The club moss Lycopodium serratum is a creeping, flowerless plant used in homeopathic medicine to treat a wide variety of ailments. It contains a potent brew of alkaloids that have attracted considerable scient ...


Four of Saturn's moons parade by their parent

Four of Saturn's moons parade by their parent

Space & Earth / Space Exploration

created Mar 17, 2009 | popularity 4.7 / 5 (3) | comments 0

On 24 February 2009, the NASA/ESA Hubble Space Telescope captured a photo sequence of four moons of Saturn passing in front of their parent planet. The moons, from far left to right, are the white icy moons ...


New gene may provide breast cancer diagnostic marker

Medicine & Health / Cancer

created May 05, 2009 | popularity not rated yet | comments 0

In a research article published in this week's PLoS Medicine, Ann Killary (from the University of Texas M. D. Anderson Cancer Center) and colleagues describe a new gene called DEAR1 that is genetically altered by mutation and de ...


Hubble directly observes planet orbiting Fomalhaut

Hubble directly observes planet orbiting Fomalhaut

Space & Earth / Astronomy

created Nov 13, 2008 | popularity 4.8 / 5 (51) | comments 18

(PhysOrg.com) -- Estimated to be no more than three times Jupiter's mass, the planet, called Fomalhaut b, orbits the bright southern star Fomalhaut, located 25 light-years away in the constellation Piscis ...


From mother to daughters: A central mystery in cell division solved

Biology /

created Dec 09, 2008 | popularity 4.5 / 5 (2) | comments 0

Researchers from the Ludwig Institute for Cancer Research at the University of California, San Diego School of Medicine have identified a key step required for cell division in a study that could help improve therapies to ...


'Ghost of Mirach' Materializes in Space Telescope Image

'Ghost of Mirach' Materializes in Space Telescope Image

Space & Earth / Astronomy

created Oct 31, 2008 | popularity 4.7 / 5 (26) | comments 3

(PhysOrg.com) -- NASA's Galaxy Evolution Explorer has lifted the veil off a ghost known to haunt the local universe, providing new insight into the formation and evolution of galaxies.


Ring closure as warning: New reagent for the detection of organophosphate neurotoxins with an extremely fast response

Chemistry / Analytical Chemistry

created Sep 16, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- Soman, Tabun, and Sarin (which has already been used in terrorist attacks) are chemical weapons that attack the nervous system. When inhaled, these extremely toxic organophosphates can lead to death within ...


Douglas-fir, geoducks make strange bedfellows in studying climate change

Douglas-fir, geoducks make strange bedfellows in studying climate change

Space & Earth / Earth Sciences

created Jul 30, 2009 | popularity 5 / 5 (3) | comments 0

Scientists are comparing annual growth rings of the Pacific Northwest's largest bivalve and its most iconic tree for clues to how living organisms may have responded to changes in climate.


The Anthe Arc

Cassini Images Ring Arcs Among Saturn's Moons

Space & Earth / Space Exploration

created Sep 05, 2008 | popularity 4.7 / 5 (7) | comments 0

(PhysOrg.com) -- NASA's Cassini spacecraft has detected a faint, partial ring orbiting with one small moon of Saturn, and has confirmed the presence of another partial ring orbiting with a second moon. This ...