Researchers have found that bird species with multiple plumage colour forms within in the same population, evolve into new species faster than those with only one colour form, confirming a 60 year-old evolution ...

Biology - Evolution

May 09, 2012 3.4 / 5 (5) 39 |

In a paper published May 3, in the journal Evolution, University of Cincinnati graduate student Karl Grieshop and Michal Polak, associate professor of biological sciences at UC, examine the role of genita ...

Biology - Evolution

May 03, 2012 not rated yet 3 |

New evidence proves humans are continuing to evolve and that significant natural and sexual selection is still taking place in our species in the modern world.

Biology - Evolution

Apr 30, 2012 4.1 / 5 (23) 98 |

(Phys.org) -- Not all acts of altruism are alike, says a new study. From bees and wasps that die defending their nests, to elephants that cooperate to care for young, a new mathematical model pinpoints the environmental conditions ...

Biology - Evolution

Apr 30, 2012 4.5 / 5 (4) 1 |

Analyzing DNA from four ancient skeletons and comparing it with thousands of genetic samples from living humans, a group of Scandinavian scientists reported that agriculture initially spread through Europe because farmers ...

Biology - Evolution

Apr 30, 2012 5 / 5 (11) 1

ICP researchers published today in the Proceedings of the Royal Society B one of the first fossil-based evidences supporting the evolutionary theory of ageing, which predicts that species evolving in low mo ...

Biology - Evolution

Apr 25, 2012 5 / 5 (2) 1

Ammonites changed their reproductive strategy from initially few and large offspring to numerous and small hatchlings. Thanks to their many offspring, they survived three mass extinctions, a research team ...

Biology - Evolution

Apr 23, 2012 not rated yet 1 |

(Phys.org) -- A new genetic analysis carried out by and international team of scientists has revealed that polar bears and brown bears may have diverged around 600,000 years ago, which is much earlier than ...

Biology - Evolution

Apr 20, 2012 3.3 / 5 (4) 69 |

Scientists have discovered proof that the evolution of intelligence and larger brain sizes can be driven by cooperation and teamwork, shedding new light on the origins of what it means to be human. The study appears online ...

Biology - Evolution

Apr 19, 2012 3.7 / 5 (3) 3 |

In a dog-eat-dog world of ruthless competition and 'survival of the fittest,' new research from the University of Leicester reveals that individuals are genetically programmed to work together and cooperate ...

Biology - Evolution

Apr 18, 2012 4.8 / 5 (5) 1 |

(Phys.org)—Males and females... Mars and Venus... XY and XX chromosomes—all are common memes. At the same time, the evolution of therian (placental and marsupial) sex chromosomes is less widely understood. ...

Biology - Evolution

Apr 18, 2012 4 / 5 (14) 18 |

Evolutionary biologists at the University of Toronto have found that individuals with low-quality genes may produce offspring with even more inferior chromosomes, possibly leading to the extinction of certain ...

Biology - Evolution

Apr 16, 2012 3 / 5 (2) 3 |

European and North American black scavenger flies – also called dung flies as their larvae develop in the feces of vertebrates and thus break them down – belong to the same species. Nevertheless, ...

Biology - Evolution

Apr 13, 2012 not rated yet 0

Physically fit frogs have faster-changing genomes, says a new study of poison frogs from Central and South America.

Biology - Evolution

Apr 12, 2012 5 / 5 (1) 0 |

Courtship rituals can be all-consuming, demanding time and effort – but now scientists have discovered why it might be worth it.

Biology - Evolution

Apr 09, 2012 3.3 / 5 (6) 8 |