News tagged with evolutionary origins

Evolutionary origins of human dietary patterns

William Leonard has conducted extensive research on the diets and ways of prehistoric populations. A paper on his research will be presented Friday, Feb. 15, at the annual meeting of the American Association for the Advancement ...

Health Feb 15, 2013 | 3 / 5 (1) | 0

Following the footprints of positive selection

For decades, the human genome could only tell us what we already suspected about the evolution of certain traits. Researchers were able to trace the genetic origin stories of lactose tolerance (as opposed ...

Genetics Feb 15, 2013 | 5 / 5 (1) | 0 |

Sexual selection by sugar molecule helped determine human origins

Researchers at the University of California, San Diego School of Medicine say that losing the ability to make a particular kind of sugar molecule boosted disease protection in early hominids, and may have ...

Medical research Oct 10, 2011 | 4.8 / 5 (6) | 3 |

Perception of facial expressions differs across cultures

Facial expressions have been called the "universal language of emotion," but people from different cultures perceive happy, sad or angry facial expressions in unique ways, according to new research published ...

Psychology & Psychiatry Sep 01, 2011 | not rated yet | 0 |