Posts Tagged ‘computer science’
Science & Technology - Jan 13, 2010 16:51 - 2 Comments
Dealing with a universe of data
U. CHICAGO—Modeling the evolution of the universe is no mean feat, not only because of the complex mathematics involved, but also because of the sheer amount of data that is generated from a working model of—well, the universe. (more…)
Science & Technology - Dec 28, 2009 16:54 - 1 Comment
Star found hiding among Big Dipper friends
U. ROCHESTER (US)—In ancient times, people with exceptional vision discovered that one of the brightest stars in the Big Dipper was, in fact, two stars so close together that most people cannot distinguish them. Now scientists have discovered that the twins are actually sextuplets. (more…)
Science & Technology - Dec 24, 2009 13:23 - 3 Comments
Wireless smart sensors inspect bridge
U. ILLINOIS (US)—An inexpensive wireless system designed to continuously—and reliably—monitor structural health has been successfully deployed at full scale on the Jindo Bridge in South Korea. (more…)
Health & Medicine - Dec 14, 2009 17:52 - 0 Comments
Cancer catalog advances targeted therapies
PRINCETON (US)—A systematic listing of the ways a particular cancerous cell has “gone wrong,” gives researchers a powerful tool that could eventually make possible new, more targeted therapies for patients. (more…)
Society & Culture - Dec 10, 2009 19:01 - 1 Comment
Politicians mean what they say—really!
PENN STATE (US)—Although politicians are often criticized for making empty promises, when it comes to their voting records, their words may carry more weight than previously thought. -
Science & Technology - Dec 8, 2009 17:09 - 4 Comments
One size fits all networking
NORTHWESTERN (US)—A universal method can be used to accurately analyze a range of complex networks, be they social networks like Facebook, protein to protein interactions, or networks used for air transportation. (more…)
Health & Medicine - Dec 7, 2009 11:08 - 3 Comments
Getting the bugs out of giving meds
ILLINOIS (US)—Software design principles and debugging methods are helping researchers identify a way to reduce the number of injuries and deaths related to errors in how drugs are administered to hospital patients. (more…)
Science & Technology - Nov 30, 2009 13:43 - 7 Comments
Computer learns to think like a child
U. PENN (US)—Computer scientist Ben Taskar says one of the biggest stumbling blocks in terms of artificial intelligence is the fact that computers learn slower than children. (more…)
Science & Technology - Nov 27, 2009 8:00 - 9 Comments
Who’s liable if robots run amok?
STANFORD (US)—As machines manage more everyday tasks, a group of scholars is thinking about the legal challenges that may arise. (more…)
Society & Culture - Nov 23, 2009 17:20 - 4 Comments
Learning powered by search engines
PENN STATE (US)—Using Internet search engines is no longer just a daily convenience, but has evolved to become part of the learning process as well, according to new research. (more…)
Science & Technology - Nov 19, 2009 19:08 - 2 Comments
Tool decodes biology’s key players
PRINCETON (US)—A team has engineered a faster, more accurate method for analyzing histones, enigmatic proteins that influence almost every aspect of how cells and tissues function. The approach offers a long-sought tool for studying stem cells, cancer, and other critical areas of biology and medicine. (more…)
Science & Technology - Nov 18, 2009 16:44 - 0 Comments
Laser’s stellar jet replicates star behavior
U. ROCHESTER (US)—A multi-trillion-watt laser has simulated a stellar jet—an outpouring of matter from a fledgling star—with unprecedented realism. (more…)
Science & Technology - Nov 16, 2009 18:20 - 2 Comments
Asking smarter security questions
RUTGERS (US)—The trouble with most online security questions is that they’re not very secure, according to Danfeng Yao. (more…)
Health & Medicine - Nov 16, 2009 12:38 - 2 Comments
Doctors take 3-D tour before surgery
IOWA STATE (US)—James Oliver picked up an Xbox game controller, looked up to a video screen, and zipped through a patient’s chest cavity for an up-close look at the bottom of the heart. Oliver was using new software that allows doctors to take an accurate, 3-D tour of a patient’s anatomy in advance of surgery. (more…)
Health & Medicine - Nov 12, 2009 17:38 - 4 Comments
Reading chemical memories of past drug use
VANDERBILT (US)—A research team is trying to determine if an individual’s white blood cells retain chemical memories of exposure to drugs—like cocaine and alcohol—that can be read reliably and unambiguously. (more…)
Society & Culture - Nov 12, 2009 15:52 - 0 Comments
Internet meltdown unlikely
U. MINNESOTA (US)—Even as Internet traffic grows by as much as 50 percent a year, concerns that usage will eventually overwhelm the system are unfounded, according to work by mathematics professor Andrew Odlyzko. (more…)
Health & Medicine - Nov 11, 2009 17:26 - 3 Comments
Surgery-free diagnosis with optical biopsy
U. FLORIDA (US)—Most biopsies following mammograms reveal benign abnormalities, not cancer, but women still have to endure medical costs, stress, and potential complications that accompany invasive procedures. A new tool could make it possible for women to have biopsies without surgical intervention. (more…)
Science & Technology - Nov 11, 2009 15:39 - 0 Comments
Virtual crashes sound like the real thing
CORNELL (US)—When you kick over a garbage can, it doesn’t make a pure, musical tone. That’s why the sound is so hard to synthesize. Now computer scientists have developed a practical method to generate the crashing and rumbling sounds of objects made up of thin “harmonic shells.” (more…)
