Top Physical & Tech News
May 6, 2015

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May 6, 2015

May 6, 2015 — Diagnosing a heart attack can require multiple tests using expensive equipment. But not everyone has access to such techniques, especially in remote or low-income areas. Now scientists have developed ... read more

May 6, 2015 — Research is aiming to improve search engines after finding online self-diagnosis of health conditions provides misleading results that can do more harm than ... read more

New Method Detects More Breast Cancer in Screening

May 6, 2015 — Tomosynthesis detects 40% more breast cancers than traditional mammography does, according to a major screening study. This is the first large-scale study to compare the screening method with regular ... read more

First Evolutionary History of 50 Years of Music Charts Using Big Data Analysis of Sounds

May 6, 2015 — Evolutionary biologists and computer scientists have come together study the evolution of pop music. Their analysis of 17,000 songs from the US Billboard Hot 100 charts, 1960 to 2010, is the most ... read more

Non-Euclidean Geometries for Grid Cells

May 6, 2015 — Grid cells, space-mapping neurons of the entorhinal cortex of rodents, could also work for hyperbolic surfaces. A new study tests a model (a computer simulation) based on mathematical principles, ... read more

System Model for Calculating Mine Profitability

May 6, 2015 — A new system dynamic model makes it possible to plan the profitability of mining operations with greater precision than before. Researchers have developed a model based on system thinking that ... read more

Sensor Detects Spoilage of Food

May 6, 2015 — A sensor that detects ethanol in the headspace of a food package has been developed by scientists. Ethanol, in addition to carbon dioxide, has been found to be the main volatile spoilage metabolite ... read more

May 6, 2015 — Biological and medical scientists have been using flow cytometry to count cancer cells for the past 40 years. But the large instruments are expensive and can only be operated by trained personnel. By ... read more

May 6, 2015 — Storms are capable of paralyzing entire cities. Only recently, in the first week of April, large parts of Germany were deprived of power due to hurricane-force winds. Rail services were cancelled, ... read more

Do Online Comments Affect Your Medical Attitude and Decisions?

May 6, 2015 — A new study reveals that social media posts, product reviews, and word-of-mouth communication influences consumer’s attitudes and behaviors toward vaccinations and other health-related ... read more

Ethanol Refining May Release More of Some Pollutants Than Previously Thought

May 5, 2015 — Ethanol fuel refineries could be releasing much larger amounts of some ozone-forming compounds into the atmosphere than current assessments suggest, a new study finds. Airborne measurements downwind ... read more

Redesigned Systems May Increase Access to MRI for Patients With Implanted Medical Devices

May 5, 2015 — New technology may extend the benefits of magnetic resonance imaging to many patients whose access to MRI is currently limited. A redesign of the wire at the core of the leads that carry signals ... read more

Simulating Seasons: Researchers Use Supercomputing to Assess Impact of Climate Change on Malawi's Growing Season

May 5, 2015 — Malawi, a small landlocked country in southeast Africa, is home to 13 million people and is one of the least-developed countries in the world. Its security is highly dependent on rain-fed ... read more

Online Training Can Teach Psychotherapists Evidence-Based Treatments, Study Finds

May 5, 2015 — Psychotherapy treatments can lag years behind what research has shown to be effective because there simply are not enough clinicians trained in new methods. A new study proposes one solution to the ... read more

May 5, 2015 — Conventional semiconductor detectors made from germanium and silicon are standard equipment in nuclear physics, but are less useful in many emerging applications because they require low temperatures ... read more

May 5, 2015 — The onion, a humble root vegetable, is proving its strength outside the culinary world -- in an artificial muscle created from onion cells. Unlike previous artificial muscles, this one can either ... read more

Model Approach for Sustainable Phosphorus Recovery from Wastewater

May 5, 2015 — A new study has examined methods for recovering phosphorus from wastewater using mathematical modeling. The study showed that a typical wastewater treatment plant could reclaim approximately 490 tons ... read more

May 5, 2015 — Quantum computers are in theory capable of simulating the interactions of molecules at a level of detail far beyond the capabilities of even the largest supercomputers today. Such simulations could ... read more

May 5, 2015 — Scientists have developed a novel chest strap device for the long-term monitoring of patients with heart and circulatory problems. What is special about the new system is that it records an ... read more

First Field-Effect Transistors on Hybrid Perovskites Fabricated for First Time

May 5, 2015 — Researchers have fabricated halide organic-inorganic hybrid perovskite field-effect transistors and measure their electrical characteristics at room temperature for the first time. Hybrid perovskites ... read more

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