News tagged with stanford
'Core-Shell' Silicon Nanowires May Improve Lithium-Ion Batteries
Jan 20, 2009 |
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(PhysOrg.com) -- Researchers have found a way to incorporate silicon into the structure of rechargeable lithium-ion batteries, which are used to power a wide variety of portable electronic devices, including ...
Sex is in the brain, says new research
Medicine & Health / Neuroscience
Mar 02, 2009 |
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More than 40 percent of women ages 18-59 experience sexual dysfunction, with lack of sexual interest — hypoactive sexual desire disorder, or HSDD — being the most commonly reported complaint, according to medical researchers. ...
Sub-atomic-scale Writing Using a Quantum Hologram Sets New Size Record (Video)
Jan 28, 2009 |
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(PhysOrg.com) -- Physicists have set a new world record for the smallest writing, with features of letters as small as 0.3 nanometers, or roughly one third of a billionth of a meter. The accomplishment demonstrates ...
Scientists discover source of cancer stem cells' resistance to radiation
Feb 04, 2009 |
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Much to the dismay of patients and physicians, cancer stem cells — tiny powerhouses that generate and maintain tumor growth in many types of cancers — are relatively resistant to the ionizing radiation often used as therapy ...
Scientists identify key component in cell replication
Jan 29, 2009 |
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Last week, a presidential limousine shuttled Barack Obama to the most important job in his life. Scientists at the Stanford University School of Medicine have now identified a protein that does much the same for the telomerase ...
Researchers mine millions of metaphors through computer-based techniques
Technology / Computer Sciences
Mar 03, 2009 |
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Metaphors cannot be taught, asserted the great philosopher Aristotle. "It is the one thing that cannot be learnt from others." But a computer scientist and literary historian say he's wrong.
X-rays used to reveal secrets of famous fossil
Feb 15, 2009 |
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(PhysOrg.com) -- About 150 million years ago, an evolutionarily hybrid creature, a dinosaur on its way to becoming a bird, died in what is now Germany, and become fossilized in limestone.
From stem cells to new organs: Scientists cross threshold in regenerative medicine
Biology /
Feb 26, 2009 |
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By now, most people have read stories about how to "grow your own organs" using stem cells is just a breakthrough away. Despite the hype, this breakthrough has been elusive. A new report published in the March 2009 issue ...
New Stanford list of HIV mutations vital to tracking AIDS epidemic
Medicine & Health / HIV & AIDS
Mar 06, 2009 |
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In a collaborative study with the World Health Organization and seven other laboratories, researchers at the Stanford University School of Medicine have compiled a list of 93 common mutations of the AIDS virus associated ...
Engineers create intelligent molecules that seek-and-destroy diseased cells
Feb 13, 2009 |
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Current treatments for diseases like cancer typically destroy nasty malignant cells, while also hammering the healthy ones. Using new advances in synthetic biology, researchers are designing molecules intelligent enough to ...
Immune system 'atlas' will speed detection of kidney transplant
Feb 23, 2009 |
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Scientists at the Stanford University School of Medicine and Lucile Packard Children's Hospital have devised a new way to decode the immune signals that cause slow, chronic rejection of all transplanted kidneys. They've created ...
Protein complex shown to play pivotal role in stem cell development in 2 Stanford studies
Mar 02, 2009 |
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Scientists at the Stanford University School of Medicine have identified a protein complex important in controlling whether embryonic stem cells retain their ability to become any cell in the body — a quality called pluripotency ...
Sociability traced to particular region of brain
Jan 27, 2009 |
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People with a genetic condition called Williams syndrome are famously gregarious. Scientists, looking carefully at brain function in individuals with Williams syndrome, think they may know why this is so. The researchers ...
Shaken self-confidence? Certain products and activities can fix it
Jan 26, 2009 |
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Someone who has momentarily lost confidence in her intelligence is more likely to purchase a pen than a candy bar, according to a new study in the Journal of Consumer Research. The pen helps restore her belief in herself as an ...
New evidence of hormone therapy causing breast cancer, professor says
Feb 04, 2009 |
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Postmenopausal women who take combined estrogen plus progestin menopausal hormone therapy for at least five years double their annual risk of breast cancer, according to new analyses from a major study that clearly establishes ...
