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225,079 articles from PhysOrg

Institute to Get Ancient Bible Parchment

(AP) -- The family of man who held a fragment of a more than 1,000-year-old manuscript of the Hebrew Bible for six decades as a good luck charm will present it to a Jerusalem institute next week, officials said Thursday.

Japan's Suicide Rate Remains High

(AP) -- Japan's employers should provide mental health services to workers suffering from depression and other illnesses, the government said Friday after reporting that more than 30,000 people killed themselves last year.

Sony CEO Sees 'Stalemate' in Disc Fight

(AP) -- The head of Sony Corp., Howard Stringer, said Thursday that the Blu-ray disc format the company has developed as the successor to the DVD is in a "stalemate" with the competing HD DVD format, chiefly backed by Toshiba Corp. and Microsoft Corp.

Tech Stocks Drop After Cisco Warning

(AP) -- Technology stocks made an abrupt U-turn Thursday, reducing the gains that had been piling up as investors sought refuge from the lending and housing morass weighing on the U.S. economy.

Girl Born With 8 Limbs Conscious, Smiles

(AP) -- A 2-year-old Indian girl born with four arms and four legs regained consciousness Friday, wiggled her toes and smiled at her parents, 48 hours after massive surgery removed the extra limbs, doctors said.

Which is the most talkative gender? It all depends

A Gallup poll recently confirmed that men and women both believe that it is women who are most likely to possess the gift of gab. Some even believe that women are biologically built for conversation. This widespread belief is challenged in research published by SAGE in the November issue of Personality and Social Psychology Review.

Scientists Detect Fungus in Farm Fields

(AP) -- A fungus that attacks alfalfa and clover with rotting brown lesions has been detected in farm fields in New York and four other Northeastern states, say Cornell University scientists.

Qualcomm 4Q Profit Nearly Double

(AP) -- Qualcomm Inc. reported Thursday that its fiscal fourth-quarter earnings nearly doubled on demand for chips that power high-end cell phones, but its estimate of first-quarter profit was on the low end of Wall Street's expectations.

U.S. Internet Control Lead Topic in Rio

(AP) -- Debate over U.S. control of core Internet systems threatens to overtake an international meeting in Brazil next week that was meant to cover topics including spam, free speech and cheaper access.

Sun Investors OK 1-For-4 Reverse Split

(AP) -- Sun Microsystems Inc. shareholders approved a 1-for-4 reverse stock split Thursday, an essentially cosmetic maneuver by the server and software maker that is intended to remove the stigma of its slumping stock price.

Scientists develop non-invasive method to track nerve-cell development in live human brain

A team of scientists including researchers at Cold Spring Harbor Laboratory (CSHL) have identified and validated the first biomarker that permits neural stem and progenitor cells (NPCs) to be tracked, non-invasively, in the brains of living human subjects. This important advance could lead to significantly better diagnosis and monitoring of brain tumors and a range of serious neurological and...

ANITA is Back in Business

The Antarctic Impulsive Transient Array (ANITA)—that plucky probe that visited SLAC last year before taking to the skies of Antarctica—is back in action.

Spacewalk Set for Tomorrow

The International Space Station`s crew enjoyed a day off duty Tuesday before starting a heavy schedule of spacewalks and robotics activities, which kick off with a spacewalk by Commander Peggy Whitson and Flight Engineer Yuri Malenchenko Friday morning. The goal of the work is the relocation of the Harmony module so the station will be ready to receive the European laboratory module on the next...

Mining Tiny Diamonds for Drug Delivery

Northwestern University researchers have shown that nanodiamonds are effective at delivering chemotherapy drugs to cells without the negative effects associated with current drug delivery agents. Their study, published in the journal Nano Letters, is the first to demonstrate the use of nanodiamonds, a new class of nanomaterials, in biomedicine. In addition to delivering cancer drugs, the model...

Remote Magnetic Field Triggers Nanoparticle Drug Release

Magnetic nanoparticles heated by a remote magnetic field have the potential to release multiple anticancer drugs on demand at the site of a tumor, according to a study published in the journal Advanced Materials. Moreover, say the investigators who conducted this research, these same nanoparticles can do double duty as tumor imaging agents.


Bug-Zapper: A Dose of Radiation May Help Knock Out Malaria

How are physicists helping an effort to eradicate malaria, the mosquito-borne disease that kills more than one million people every year? Researchers at the National Institute of Standards and Technology used their expertise in radiation science to help a young company create weakened, harmless versions of the malaria-causing parasite. These parasites, in turn, are being used to create a new type...