BlogArena

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

20. Sep 2019

December 5, 2013
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For metals of the smartphone age, no Plan B

Many of the metals needed to feed the surging global demand for high-tech products, from smart phones to solar panels, cannot be replaced, leaving some markets vulnerable if resources become scarce, according to a new Yale study. In a comprehensive … Continue reading

December 3, 2012
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Women 16–49 at Risk of Multiple Pollutants

In a new analysis of thousands of U.S. women of childbearing age, Brown University researchers found that most exceeded the median blood level for two or more of three environmental pollutants that could harm brain development of fetuses and babies: … Continue reading

May 4, 2012
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Acid Rain

UD’s long-term monitoring shows 60 percent reduction in acidity of Delaware rain Several decades ago, precipitation in Delaware was among the most acidic in the country. Pollutants in the air reacted with rainwater to sprinkle sulfuric, nitric and carbonic acids … Continue reading

January 29, 2012
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Scientist: Temperate Freshwater Wetlands Are ‘Forgotten’ Carbon Sinks

COLUMBUS, Ohio – A new study comparing the carbon-holding power of freshwater wetlands has produced measurements suggesting that wetlands in temperate regions are more valuable as carbon sinks than current policies imply, according to researchers. The study compared several wetlands … Continue reading

June 6, 2011
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How Tattoos ‘Move’ With Age

The dyes which are injected into the skin to create tattoos move with time – permanently altering the look of a given design. In this month’s Mathematics Today Dr Ian Eames, a Reader in Fluid Mechanics at UCL, publishes a … Continue reading

October 4, 2010
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Ancient Colorado River Flowed Backwards

Palo Alto, CA — Geologists have found evidence that some 55 million years ago a river as big as the modern Colorado flowed through Arizona into Utah in the opposite direction from the present-day river. Writing in the October issue … Continue reading