(Phys.org)—A trio of researchers with the University of St. Andrews in the U.K. has found what appears to be an evolutionary advantage for same-sex sexual behavior in fruit flies. In their paper published in Proceedings ...
A larger brain brings better cognitive performance. And so it seems only logical that a larger brain would offer a higher survival potential. In the course of evolution, large brains should therefore win out over smaller ...
Plants & Animals
May 22, 2015
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Which females do male lizards find to be the sexiest? Tracy Langkilde, an associate professor of biology at Penn State University, and Lindsey Swierk, a graduate student in Langkilde's lab, tackle this question by examining ...
Plants & Animals
Nov 5, 2013
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Why did anatomically modern humans replace Neandertals in Europe around 40,000 years ago?
Archaeology
Sep 17, 2013
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Did a shift in the way infants were weaned give early humans an evolutionary advantage over their Neanderthal cousins? Scientists have long speculated that a change to earlier weaning played a key role in human development, ...
Archaeology
Jun 4, 2013
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Humans, like other animals, compare things. We care not only how well off we are, but whether we are better or worse off than others around us, or than we were last year. New research by scientists at the University of Bristol ...
Plants & Animals
May 30, 2013
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(Phys.org)—Males and females differ in a lot of traits (besides the obvious ones) and some evolutionary psychologists have proposed hypotheses to explain why. Some argue, for example, that males' slight, but significant, ...
Plants & Animals
Feb 19, 2013
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Getting "pruney fingers" from soaking in the bath is an evolutionary advantage, for it helps us get a better grip on objects under water, scientists suggest.
Other
Jan 9, 2013
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Australia's giant eucalyptus trees are the tallest flowering plants on earth, yet their unique relationship with fire makes them a huge puzzle for ecologists. Now the first global assessment of these giants, published in ...
Plants & Animals
Oct 31, 2012
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Biologists from the universities of Freiburg and Copenhagen, Denmark, have discovered that queens of the ant genus Acromyrmex are flexible in the event that they cannot found their own colony. The queens of other species ...
Plants & Animals
Sep 14, 2012
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