News tagged with ring
Tiny whispering gallery: Sensor can detect a single nanoparticle and take its measurement
Dec 18, 2009 |
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(PhysOrg.com) -- Nanotechnology has already made it to the shelves of your local pharmacy and grocery: nanoparticles are found in anti-odor socks, makeup, makeup remover, sunscreen, anti-graffiti paint, home ...
Saturn has small moon hidden in ring
Space & Earth / Space Exploration
Mar 03, 2009 |
4.8 / 5 (5) |
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(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
Dec 09, 2008 |
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(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 ...
Hubble scores a perfect ten
Oct 30, 2008 |
4.8 / 5 (42) |
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(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 ...
Novel connector uses magnets for leak-free microfluidic devices
Nov 18, 2009 |
4.8 / 5 (4) |
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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, ...
New gene may provide breast cancer diagnostic marker
May 05, 2009 |
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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 ...
Chemists synthesize herbal alkaloid
Apr 15, 2009 |
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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
Space & Earth / Space Exploration
Mar 17, 2009 |
4.7 / 5 (3) |
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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 ...
From mother to daughters: A central mystery in cell division solved
Biology /
Dec 09, 2008 |
4.5 / 5 (2) |
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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 ...
Hubble directly observes planet orbiting Fomalhaut
Nov 13, 2008 |
4.8 / 5 (51) |
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(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 ...
'Ghost of Mirach' Materializes in Space Telescope Image
Oct 31, 2008 |
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(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.
Cassini Images Ring Arcs Among Saturn's Moons
Space & Earth / Space Exploration
Sep 05, 2008 |
4.7 / 5 (7) |
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(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 ...
Cell division study resolves 50-year-old-debate, may aid cancer research
Biology /
Sep 03, 2008 |
4.5 / 5 (26) |
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A new study at Oregon State University has finally resolved a controversy that cellular biologists have been arguing over for nearly 50 years, with findings that may aid research on everything from birth defects and genetic ...
By amplifying cell death signals, scientists make precancerous cells self-destruct
Aug 15, 2008 |
4.6 / 5 (17) |
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When a cell begins to multiply in a dangerously abnormal way, a series of death signals trigger it to self-destruct before it turns cancerous. Now, in research to appear in the August 15 issue of Genes & Development, Rockef ...
Glia guide brain development in worms
Biology /
Jul 14, 2008 |
4 / 5 (4) |
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Again and again, experiments confirmed it. Without glia, neurons die. So scientists who wanted to study in living animals what glia — the most abundant brain cells — do for neurons besides keep them alive ...
