Many students have difficulty understanding and explaining how evolution operates. In search of better ways to teach the subject, researchers at Michigan State University developed complete evolutionary case studies spanning ...

Biology - Evolution

Jun 15, 2013 4.8 / 5 (5) 17

With mutations, it turns out that context can be everything in determining whether or not they are beneficial to their evolutionary fate.

Biology - Evolution

Jun 13, 2013 5 / 5 (1) 1 |

(Phys.org) —As is the case in all areas of science, our understanding of evolutionary biology is… well, evolving. Two such areas are macroevolution (any evolutionary change at or above the level of species ...

Biology - Evolution

Mar 18, 2013 3.8 / 5 (6) 0 |

(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 |

(Phys.org) -- New York City is the nexus of all things intellectual, cultural and academic. (Being a native New Yorker, I admit being somewhat biased.) Either way, one highlight in this complex and vibran ...

Biology - Evolution

Aug 08, 2012 5 / 5 (1) 0 |

Inbreeding is generally deleterious, even in flowering plants. Since inbreeding raises the risk that bad copies of a gene will be expressed, inbred progeny suffer from reduced viability.

Biology - Evolution

Jun 10, 2013 not rated yet 0

(Phys.org)—Despite evidence that phenotypic change does not always occur uniformly across all species members and lineages, single size or shape traits are often used to represent species-level change in ...

Biology - Evolution

Dec 14, 2012 5 / 5 (4) 4 |

(Phys.org) —A protein-folding simulation shows that the debated theory of long-term evolution is not only possible, but that the outcomes are predictable. The Stanford experiment provides a framework for ...

Biology - Evolution

Mar 18, 2013 4.6 / 5 (20) 25 |

(PhysOrg.com) -- Although the question of what makes humans different from other animals doesn't have a single obvious answer, one seemingly conspicuous human trait is morality. Darwin, in his book The Descent of Man, an ...

Biology - Evolution

May 19, 2010 4.5 / 5 (27) 428 |

Through careful study of an ancient ancestor of modern turtles, researchers now have a clearer picture of how the turtles' most unusual shell came to be. The findings, reported on May 30 in Current Biology, help t ...

Biology - Evolution

May 30, 2013 4.4 / 5 (9) 0 |

(Phys.org) -- Giant insects ruled the prehistoric skies during periods when Earth's atmosphere was rich in oxygen. Then came the birds. After the evolution of birds about 150 million years ago, insects got ...

Biology - Evolution

Jun 04, 2012 4.7 / 5 (18) 2 |

Scientists have for the first time measured how fast large-scale evolution can occur in mammals, showing it takes 24 million generations for a mouse-sized animal to evolve to the size of an elephant.

Biology - Evolution

Jan 30, 2012 4.6 / 5 (24) 46 |

In ancient Greece, the city-states that waited until their own harvest was in before attacking and destroying a rival community's crops often experienced better long-term success.

Biology - Evolution

May 15, 2013 5 / 5 (4) 0 |

(Phys.org) —What do marbled and spotted salamanders in ponds in eastern North America have to teach us about biodiversity patterns elsewhere on Earth?

Biology - Evolution

May 29, 2013 5 / 5 (1) 0 |

(Phys.org) —A fundamental question in the evolution of animal body plans, is where did the head come from? In animals with a clear axis of right-left symmetry, the bilaterians, the head is where the brain ...

Biology - Evolution

Mar 28, 2013 4 / 5 (5) 20 |