News tagged with developmental changes

Epigenetic changes don't last

Jean-Baptiste Lamarck would have been delighted: geneticists no longer dismiss out of hand his belief that acquired traits can be passed on to offspring. When Darwin published his book on evolution, Lamarck's ...

Sep 20, 2011
5 / 5 (4) 2 | with audio podcast

Researchers solve mystery of disappearing bird digit

Evolution adds and subtracts, and nowhere is this math more evident than in vertebrates, which are programmed to have five digits on each limb. But many species do not. Snakes, of course, have no digits, and ...

Sep 04, 2011
4.5 / 5 (6) 1 | with audio podcast