The concept of altruism has long been debated in philosophical circles, and more recently, evolutionary biologists have joined the debate. From the perspective of natural selection, altruism may have evolved because any ...
Plants & Animals
Nov 11, 2009
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(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 ...
For many male African cichlid fish, the best way to attract a mate is to build a really nice pit or sand castle on a lake bottom.
Evolution
Mar 19, 2015
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42
Think of your morning walk to work, school or your favorite coffee shop. Are you taking the shortest possible route to your destination? According to big data research that my colleagues and I conducted, the answer is no: ...
Evolution
Oct 19, 2021
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(PhysOrg.com) -- Cooperative behaviors are rare in the animal kingdom and remain a great enigma for evolutionary biologists. A new study by Frederique Dubois, a professor at the University of Montreal Department of Biology ...
Plants & Animals
Feb 25, 2010
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(Phys.org) -- The current method of removing the greenhouse gas carbon dioxide (CO2) from the flues of coal-fired power plants uses so much energy that no one bothers to use it. So says Roger Aines, principal investigator ...
Materials Science
May 24, 2012
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Songbirds learning from nearby birds that food supplies might be growing short respond by changing their physiology as well as their behavior, research by the Oregon State University College of Science shows.
Plants & Animals
Jul 1, 2022
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How far will you go to avoid bad luck? Do you avoid walking under ladders, carry lucky charms, or perhaps instead perform special rituals before important meetings or sporting events?
Evolution
Jun 7, 2011
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(PhysOrg.com) -- Cain and Abel certainly displayed it and the three daughters of King Lear proved the point too - families contain a mixture of the selfish and those who put themselves out to help others.
Evolution
Mar 2, 2011
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(GPEARI, Portugal) -- Cooperation, despite being now considered the third force of evolution, just behind mutation and natural selection, is difficult to explain in the context of an evolutionary process based on competition ...
General Physics
Feb 6, 2009
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