News tagged with nucleus
Memoirs of a qubit: Hybrid memory solves key problem for quantum computing
Oct 22, 2008 |
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An international team of scientists has performed the ultimate miniaturisation of computer memory: storing information inside the nucleus of an atom. This breakthrough is a key step in bringing to life a quantum ...
A Theory of Dark Matter
Sep 08, 2009 |
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Among the most astounding, unexpected, and important achievements of the past century (or even more) have been the discoveries of dark matter and dark energy, collectively dubbed the "dark sector."
The Energy Sources of Ultraluminous Galaxies
Nov 27, 2009 |
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(PhysOrg.com) -- Ultraluminous infrared galaxies ((ULIRGs) are galaxies whose luminosity exceeds that of a trillion suns; for comparison, the Milky Way galaxy has a typical (and much more modest) luminosity ...
For the First Time, Scientists Measure the Size of a One-Neutron Halo with Lasers
Feb 20, 2009 |
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Atomic nuclei are normally compact structures defined by a sharp border. About twenty-five years ago, it was discovered at the University of California in Berkeley that there are exceptions to this picture: ...
Molecular bridge serves as a tether for a cell's nucleus
Biology /
Aug 08, 2008 |
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(PhysOrg.com) -- A cell's nucleus - home of it its most precious contents — is a delicate envelope that, without support, is barely able to withstand the forces that keep it in place. Now, researchers have ...
Rapidly evolving gene contributes to origin of species
Biology /
Feb 05, 2009 |
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A gene that helped one species split into two species shows evidence of adapting much faster than other genes in the genome, raising questions about what is driving its rapid evolution.
Physicists make crystal/liquid interface visible for first time
Aug 11, 2009 |
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"Imagine you're a water molecule in a glass of ice water, and you're floating right on the boundary of the ice and the water," proposes Emory University physicist Eric Weeks. "So how do you know if you're ...
Researchers pinpoint a new enemy for tumor-suppressor p53
Jun 26, 2009 |
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Researchers at The University of Texas M. D. Anderson Cancer Center have identified a protein that marks the tumor suppressor p53 for destruction, providing a potential new avenue for restoring p53 in cancer ...
How eating fruit and vegetables can improve cancer patients' response to chemotherapy
Oct 22, 2008 |
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The leading cause of death in all cancer patients continues to be the resistance of tumor cells to chemotherapy, a form of treatment in which chemicals are used to kill cells.
New experiment could reveal make-up of the Universe
Aug 06, 2009 |
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(PhysOrg.com) -- Scientists at the University of Liverpool are constructing highly sensitive detectors as part of an international project to understand the elements that make up the universe.
Scientists observe super-massive black holes using Keck Observatory in Hawaii
Dec 10, 2009 |
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An international team of scientists has observed four super-massive black holes at the center of galaxies, which may provide new information on how these central black hole systems operate. Their findings ...
NuTeV Anomaly Helps Shed Light on Physics of the Nucleus
Jun 29, 2009 |
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(PhysOrg.com) -- A new calculation clarifies the complicated relationship between protons and neutrons in the atomic nucleus and offers a fascinating resolution of the famous NuTeV Anomaly.
Paper sheds new 'light' on fascinating rhythms of the circadian clock
Biology /
Feb 16, 2009 |
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(PhysOrg.com) -- Scientists have long known that interrupting the 24-hour circadian rhythm plays havoc with the lives and health of medical, military and airline personnel, factory employees and travelers.
Thin line between desire and dread: Dopamine controls both
Jul 07, 2008 |
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The chemical dopamine induces both desire and dread in adjacent regions of the brain, according to new research at the University of Michigan.
Cancer-causing gene discovery suggests new therapies
Jan 24, 2009 |
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Scientists have discovered a novel way by which a much-studied cancer-promoting gene accelerates the disease. The finding suggests a new strategy to halt cancer's progress.
