New algorithm for message dissemination in decentralized networks faster than its predecessors and guarantees delivery
Ad hoc networks—communication networks set up on the fly by mobile sensors—pose problems that ordinary office networks don't. Ad hoc networks are usually decentralized, meaning that no one node knows ...
Vote glitch reports pile up in US election (Update)
Voting went smoothly in Tuesday's US elections, except when it didn't. Some computer problems, as well as human ones, drew complaints across the country as millions of Americans went to the polls.
DNA construction technology makes genetic engineering cheaper, faster
Sequencing, splicing and expressing DNA may seem to be the quintessence of cutting-edge science—indeed DNA manipulation has revolutionized fields such as biofuels, chemicals and medicine. But in fact, the ...
High-frequency stock trade risky, unfair: experts
The increasing power of computerized high-frequency trades on US markets has been assailed in Congress as dangerous and unfair, as pressure builds to reel in the powerful industry.
Microsoft fixing security bug in Internet Explorer (Update)
(AP)—Microsoft is releasing an update to its Internet Explorer browser to fix a security problem that could expose personal computers to hacking attacks.
Crowdsourcing breakthrough treatments for blood infections
If asked how today's toughest medical problems are being solved, most people would probably envision highly skilled physicians and scientists working countless hours with sophisticated lab equipment, not ...
A good guessing method makes supercomputing more efficient
In his doctoral dissertation, Kurt Baarman, a researcher from Aalto University, developed methods for making electron density calculations more efficient. These methods can also be applied to pharmaceutical ...
Division of labor offers insight into the evolution of multicellular life
Dividing tasks among different individuals is a more efficient way to get things done, whether you are an ant, a honeybee or a human.
Nasdaq caused $35 mn loss in Facebook IPO: broker
A New York broker has asked Nasdaq to compensate it for up to $35 million in losses on the Facebook initial public offering due to the market's computer problems on the first day of trade.
New mathematical framework formalizes oddball programming techniques
Two years ago, Martin Rinard's group at MIT's Computer Science and Artificial Intelligence Laboratory proposed a surprisingly simple way to make some computer procedures more efficient: Just skip a bunch of ...
Choreographing dance of electrons offers promise in pursuit of quantum computers
(PhysOrg.com) -- In the basement of Hoyt Laboratory at Princeton University, Alexei Tyryshkin clicked a computer mouse and sent a burst of microwaves washing across a silicon crystal suspended in a frozen ...
New Stanford software takes Folding@home's biological research to supercomputers
Vijay Pande's chemistry and structural biology group at Stanford has become known for Folding@home, a distributed computing project that borrows computing time from home computers to simulate how proteins take ...
Low-cost electronic tablet proves worth in Indian classroom
The U.S.- and Singapore-based creators of the low-cost I-slate electronic tablet are preparing for full-scale production now that a yearlong series of tests has shown that the device is an effective learning ...
Text of Steve Jobs' resignation letter
Steve Jobs, the legendary co-founder of Apple, maker of the iconic Macintosh computer, the iPhone and the iPad, resigned as the company's chief executive Wednesday.