(Phys.org) —Ultimately, our ability to convincingly lie to each other may have evolved as a direct result of our cooperative nature.

Other Sciences - Social Sciences

May 16, 2013 4.8 / 5 (6) 7 |

These days, phylogeneticists – experts who painstakingly map the complex branches of the tree of life – suffer from an embarrassment of riches. The genomics revolution has given them mountains of DNA ...

Biology - Evolution

May 15, 2013 5 / 5 (2) 0 |

(Phys.org) —That Homo sapiens exhibits both cooperative and competitive behavior is a topic that continues to be the subject of ongoing discussion. In terms of cooperation, altruism (a selfless type of prosocial behavior in whic ...

Other Sciences - Social Sciences

Apr 26, 2013 4.2 / 5 (10) 9 |

(Phys.org) —If you've owned a pet guppy, you know they often jump out of their tanks. Many a child has asked why the guppy jumped; many a parent has been stumped for an answer. Now a study by University ...

Biology - Plants & Animals

Apr 25, 2013 4 / 5 (5) 0 |

Anyone who has spent time in the tropics knows that the diversity of species found there is astounding and the abundance and diversity of ants, in particular, is unparalleled. Scientists have grappled for ...

Biology - Evolution

Apr 22, 2013 4.4 / 5 (5) 0

When we look around in nature, most species seem well adapted to their environment. Scientists have found, however, that species evolve relentlessly and that evolutionary changes occur at a surprisingly rapid pace.

Biology - Evolution

Apr 18, 2013 not rated yet 0