BlogArena

General blog about anything and everything of everyday's life.

June 21, 2014
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Mobile phones negatively affect male fertility, new study suggests

Men who keep a mobile phone in their trouser pocket could be inadvertently damaging their chances of becoming a father, according to a new study led by the University of Exeter. Previous research has suggested that Radio-frequency electromagnetic radiation (RF-EMR) … Continue reading

December 21, 2013
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Physicists explore fundamental laws of biological materials

Physicists at the University of Chicago and the University of Massachusetts, Amherst, are uncovering the fundamental physical laws that govern the behavior of cellular materials. “We don’t have any tools or formalism to think about these types of materials, and … Continue reading

December 10, 2013
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How living cells solved a needle in a haystack problem to generate electrical signals

Scientists have figured out how calcium channels – the infinitesimal cell membrane pores that generate electrical signals by gating a charged-particle influx – have solved a “needle in a haystack” problem. The solution to the longstanding riddle is reported in … Continue reading

October 3, 2013
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Legacy Soil Pollution: Higher lead levels may lie just below surface

A study of data from hundreds of soil samples taken around six old water tower sites in southern Rhode Island finds that even when lead levels on the surface are low, concentrations can sometimes be greater at depths down to … Continue reading

July 6, 2013
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Researchers Track Facial Expressions To Improve Teaching Software

Research from North Carolina State University shows that software which tracks facial expressions can accurately assess the emotions of students engaged in interactive online learning and predict the effectiveness of online tutoring sessions. “This work is part of a larger … Continue reading

May 21, 2013
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A key to mass extinctions could boost food, biofuel production

Hydrogen sulfide, the pungent stuff often referred to as sewer gas, is a deadly substance implicated in several mass extinctions, including one at the end of the Permian period 251 million years ago that wiped out more than three-quarters of … Continue reading

May 21, 2013
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Bold Move Forward in Molecular Analyses

Berkeley Lab Researchers Develop New Metrics for X-ray and Neutron Analysis of Flexible Macromolecules A dramatic leap forward in the ability of scientists to study the structural states of macromolecules such as proteins and nanoparticles in solution has been achieved … Continue reading

February 16, 2013
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Lungs of the Planet Reveal Their True Sensitivity to Global Warming

Tropical rainforests are often called the “lungs of the planet” because they generally draw in carbon dioxide and breathe out oxygen.  But the amount of carbon dioxide that rainforests absorb, or produce, varies hugely with year-to-year variations in the climate. … Continue reading