Information

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Information as a concept has a diversity of meanings, from everyday usage to technical settings. Generally speaking, the concept of information is closely related to notions of constraint, communication, control, data, form, instruction, knowledge, meaning, mental stimulus, pattern, perception, and representation.

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UMass Amherst Chemists Discover How Cells Create Stability During Critical DNA-to-RNA Information Transfers

Chemists Discover How Cells Create Stability During Critical DNA-to-RNA Information Transfers

Chemistry / Biochemistry

created 16 hours ago | popularity 4.5 / 5 (11) | comments 0

(PhysOrg.com) -- A pair of University of Massachusetts Amherst chemists believe they have for the first time explained how the main players in transcription -- RNA polymerase, RNA (red in illustration) and ...


Researchers Create New Way To Locate Big Genetic Variants

Biology / Biotechnology

created Dec 28, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Yale University researchers, analyzing hundreds of billions of bits of genetic information, have collated and standardized 2,000 signposts that mark the boundaries of large blocks of human genomic variants.


New RNA interference technique can silence up to 5 genes

New RNA interference technique can silence up to five genes

Medicine & Health / Research

created Dec 28, 2009 | popularity 5 / 5 (4) | comments 0

Researchers at MIT and Alnylam Pharmaceuticals report this week that they have successfully used RNA interference to turn off multiple genes in the livers of mice, an advance that could lead to new treatments ...





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Scientists develop technique to determine ethnic origin of stem cell lines

Biology / Cell & Microbiology

created 14 hours ago | popularity 4.5 / 5 (4) | comments 0

An international team of scientists led by researchers at The Scripps Research Institute has developed a straightforward technique to determine the ethnic origin of stem cells.


NASA awards CU-Boulder $3.3 million for concept study for mission to Venus

NASA awards CU-Boulder $3.3 million for concept study for mission to Venus

Space & Earth / Space Exploration

created 14 hours ago | popularity 5 / 5 (2) | comments 0

NASA has awarded the University of Colorado at Boulder $3.3 million for a detailed, one-year concept study for a lander mission to Venus to study the history of its surface, climate and atmosphere and to predict ...


Findings suggest cardiovascular devices often approved by FDA without high-quality studies

Medicine & Health / Other

created 16 hours ago | popularity not rated yet | comments 0

Pre-market approval by the FDA of cardiovascular devices is often based on studies that lack adequate strength or may have been prone to bias, according to a study in the December 23/30 issue of JAMA. The researchers found ...


New Video Reveals Secrets of Webb Telescope's MIRI

New Video Reveals Secrets of Webb Telescope's MIRI (w/ Video)

Space & Earth / Space Exploration

created 18 hours ago | popularity 3.3 / 5 (4) | comments 0

(PhysOrg.com) -- It's going to take infrared eyes to see farther back in time than even the Hubble Space Telescope, and that's what the James Webb Space Telescope's MIRI or Mid-Infrared Instrument detectors ...


Senior-citizen volunteers fight Medicare fraud

Medicine & Health / Health

created 18 hours ago | popularity not rated yet | comments 0

(AP) -- The first box that arrived at Shirley Shupp's door was filled with braces to help with her arthritis. Then came a motorized scooter, just like the one the 69-year-old already owned. She hadn't asked for any of it ...


Pharmacists improve care of diabetics while cutting costs, research shows

Medicine & Health / Diseases

created 20 hours ago | popularity not rated yet | comments 0

The role of pharmacists hasn't received much attention in the debate on the cost of health care. But national and regional studies show that when pharmacists directly participate in patient care, they significantly reduce ...


Gap exists between vision for EMRs to improve care coordination and clinicians' experiences

Medicine & Health / Other

created 20 hours ago | popularity 5 / 5 (1) | comments 0

A gap exists between policy makers' expectations that current commercial electronic medical records (EMRs) can improve coordination of patient care and clinicians' real-world experiences with EMRs, according to a study by ...


Moving video to 'captcha' robot hackers

Technology / Computer Sciences

created 20 hours ago | popularity 3 / 5 (2) | comments 1

We see the popular "captcha" security mechanism often ― wavy letters websites ask us to type into a box. It's used by web pages and newsletter sign-up forms to prevent computer robots from hacking into servers and databases. ...


Researchers Use New Acoustic Tools to Study Marine Mammals and Fish

Researchers Use New Acoustic Tools to Study Marine Mammals and Fish

Biology / Ecology

created 20 hours ago | popularity not rated yet | comments 0

(PhysOrg.com) -- Over the past decade, researchers have developed a variety of reliable real-time and archival instruments to study sounds made or heard by marine mammals and fish. These new sensors are now ...


Scientists Show How Bacteria Move Electrons Across a Membrane

Scientists Show How Bacteria Move Electrons Across a Membrane

Chemistry / Biochemistry

created 21 hours ago | popularity 4.6 / 5 (7) | comments 0

(PhysOrg.com) -- Scientists at the University of East Anglia, Pacific Northwest National Laboratory, and Pennsylvania State University have demonstrated for the first time the mechanism by which some bacteria ...



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