News tagged with genetic evolution

Out of Africa date brought forward

(Phys.org) —A study on human mitochondrial DNA has led to a new estimate of the time at which humans first began to migrate out of Africa, which was much later than previously thought.

Mar 22, 2013 report
4.7 / 5 (13) 0 | with audio podcast

Sex chromosome evolution tracked in fruit fly

(Phys.org) -- Fruit flies are commonly used in genetics research because their lifespan is short, they are easy to breed in the laboratory, and mutants are widely available. There are about 1,500 known species. ...

Jul 20, 2012 report
5 / 5 (2) 4 | with audio podcast

Study shows humans still evolving

(PhysOrg.com) -- A new study published in the Proceedings of the National Academy of Sciences provides evidence of human evolution and rapid genetic changes suggesting that, contrary to modern claims, technological and cu ...

Oct 04, 2011 report
3.5 / 5 (21) 57 | with audio podcast

Scientists sequence genomes from Africa, Europe, Asia

Small genetic differences between individuals help explain why some people have a higher risk than others for developing illnesses such as diabetes or cancer. Today in the journal Nature, the 1000 Genomes Projec ...

Oct 27, 2010
4.8 / 5 (5) 0 | with audio podcast