New techniques and very old bones overcome the limits of genome sequencing for prehistoric horses, ancient cave bears, and even our own early ancestors. (discovermagazine.com)
Across the Mediterranean Sea (upper left and center) is Europe; far below Egypt is East Africa and sites where remains of early ancestors of humans have been unearthed. (sciencenewsforstudents.org)
The results, published in the journal Current Biology, identify a key point in the evolutionary transition from soft to hard bodies in early ancestors of arthropods, the group that contains modern insects, crustaceans and spiders. (sciencedaily.com)