BlogArena

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

11. Dec 2019

March 3, 2013
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The Distance between a Mistake and a Lie

UA researcher Don Fallis has spent years studying the existence of lies and deception in social interactions and popular culture, developing a framework to better explain the difference between an honest mistake and an intentional lie. Don Fallis searches for … Continue reading

February 2, 2013
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Flies of the World Embrace Vegetarianism

Microbe-eating flies from at least three different locations around the world recently have evolved into herbivores, feeding on some of the most toxic plants on Earth. Fly detectives and UA evolutionary biologists Noah Whiteman and Richard Lapoint are trying to … Continue reading

January 26, 2013
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New Key to Organism Complexity Identified

Berkeley Scientists Find that a Critical Transcription Factor Co-exists in Two Distinct States The enormously diverse complexity seen amongst individual species within the animal kingdom evolved from a surprisingly small gene pool. For example, mice effectively serve as medical research … Continue reading

July 3, 2012
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Mass Extinctions Reset the Long-Term Pace of Evolution

A new study indicates that mass extinctions affect the pace of evolution, not just in the immediate aftermath of catastrophe, but for millions of years to follow. The study’s authors, University of Chicago’s Andrew Z. Krug and David Jablonski, will … Continue reading

January 9, 2012
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Fit Females Make More Daughters, Mighty Males Get Grandsons

*Females influence the gender of their offspring so they inherit either their mother’s or grandfather’s qualities. ‘High-quality’ females – those which produce more offspring – are more likely to have daughters.* *Weaker females, whose own fathers were stronger and more … Continue reading

December 11, 2011
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What Do Animals ‘Know’? More Than You May Think

Rats use their knowledge to make decisions when faced with ambiguous situations, UCLA psychologists report. “Rats often make judgments and behave as if they’re rational creatures,” said UCLA associate professor of psychology Aaron Blaisdell, a member of UCLA’s Brain Research … Continue reading

March 9, 2011
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Fossil Bird Study Describes Ripple Effect of Extinction in Animal Kingdom

GAINESVILLE, Fla. — A University of Florida study demonstrates extinction’s ripple effect through the animal kingdom, including how the demise of large mammals 20,000 years ago led to the disappearance of one species of cowbird. The study shows the trickle-down … Continue reading