BlogArena

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

September 19, 2014
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Forelimb bone data predicts predator style

In their quest to understand what kind of hunter the extinct marsupial thylacine was, two paleobiologists built a dataset of forelimb bone measurements that predict the predation style of a wide variety of carnivorous mammals. They describe the data in … Continue reading

October 5, 2013
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Maths predicts rise and fall of empires

Researchers have developed a new mathematical model that accurately describes the evolution of ancient empires. The computer model can predict with 65% accuracy where and when the largest complex societies arose in human history. The research, which suggests that intense … Continue reading

August 21, 2013
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Cool heads likely won’t prevail in a hotter, wetter world

Should climate change trigger the upsurge in heat and rainfall that scientists predict, people may face a threat just as perilous and volatile as extreme weather — each other. Researchers from Princeton University and the University of California-Berkeley report in … Continue reading

February 17, 2013
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The Universe in the Middle of Nowhere

The UA’s Chris Impey has taught cosmology to Tibetan Buddhist monastics in remote parts of India each summer for the past five years. With a grant from the John Templeton Foundation, he detailed his experiences in a book, “Humble Before … Continue reading

August 16, 2012
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Climate and Drought Lessons from Ancient Egypt

Using Fossil Pollen to Augment Historical Records Ancient pollen and charcoal preserved in deeply buried sediments in Egypt’s Nile Delta document the region’s ancient droughts and fires, including a huge drought 4,200 years ago associated with the demise of Egypt’s … Continue reading

June 24, 2011
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Prejudice Linked to Women’s Menstrual Cycle

EAST LANSING, Mich. — Women’s bias against male strangers increases when women are fertile, suggesting prejudice may be partly fueled by genetics, according to a study by Michigan State University psychology researchers. The study, funded by the National Science Foundation, … Continue reading

February 18, 2011
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Psychological Effects of BP Oil Spill Go Beyond Residents of Impacted Shorelines

GAINESVILLE, Fla. — The psychological effects of the BP oil spill, the largest recorded environmental disaster in human history, extend far beyond people living around the areas of the Gulf of Mexico that were directly impacted by the spill, a … Continue reading

January 16, 2011
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Earth’s Hot Past: Prologue to Future Climate?

*Study of Earth’s deep past leads to look into the future*  The magnitude of climate change during Earth’s deep past suggests that future temperatures may eventually rise far more than projected if society continues its pace of emitting greenhouse gases, … Continue reading