BlogArena

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

24. Aug 2019

February 10, 2014
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Not so ‘evil’: Finance study makes case for hedging

The overuse of financial contracts known as derivatives – which were designed to help companies hedge against risk – was widely blamed for triggering the economic crisis of 2008. None other than Warren Buffet has attacked derivatives as “time bombs … Continue reading

November 14, 2013
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Mutual benefits: Stressed-out trees boost sugary rewards to ant defenders

ANN ARBOR — When water is scarce, Ecuador laurel trees ramp up their investment in a syrupy treat that sends resident ant defenders into overdrive, protecting the trees from defoliation by leaf-munching pests. The water-stressed tropical forest trees support the … Continue reading

September 1, 2013
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Ultracold Big Bang experiment successfully simulates evolution of early universe

Physicists have reproduced a pattern resembling the cosmic microwave background radiation in a laboratory simulation of the Big Bang, using ultracold cesium atoms in a vacuum chamber at the University of Chicago. “This is the first time an experiment like … Continue reading

September 1, 2013
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New Biochip Holds Great Promise for Quickly Triaging People after Radiation Exposure

Berkeley Lab scientists have helped to develop a tiny chip that has big potential for quickly determining whether someone has been exposed to dangerous levels of ionizing radiation. The first-of-its-kind chip has an array of nanosensors that measure the concentrations … Continue reading

July 31, 2013
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Some volcanoes ‘scream’ at ever-higher pitches until they blow their tops

It is not unusual for swarms of small earthquakes to precede a volcanic eruption. They can reach a point of such rapid succession that they create a signal called harmonic tremor that resembles sound made by various types of musical … Continue reading

July 10, 2013
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Exercise reorganizes the brain to be more resilient to stress

Physical activity reorganizes the brain so that its response to stress is reduced and anxiety is less likely to interfere with normal brain function, according to a research team based at Princeton University. The researchers report in the Journal of … Continue reading

February 28, 2013
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A Neural Basis for Benefits of Meditation

Mindfulness meditation training in awareness of present moment experience, such as body and breath sensations, prevents depression and reduces distress in chronic pain. In a new paper, Brown University scientists propose a neurophysiological framework to explain these clinical benefits. PROVIDENCE, … Continue reading

January 26, 2013
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Engineered Immune Cells Resist Infection from Hiv and Could Ultimately Replace Drug Therapy

AUSTIN, Texas — Researchers at The University of Texas at Austin and the Stanford University School of Medicine have found a novel way to engineer key cells of the immune system so they remain resistant to infection from HIV, the … Continue reading