成人快手

How sequences of ancient woolly mammoth DNA have been reconstructed from hair of ancient remains using a method called sequencing by synthesis. The ability of human breast cancer to spread around the body has been linked to a particular piece of microRNA. The Herschel infra red space telescope which will be launched next year by the European Space Agency. Plus, how an older brother might damage his sibling's reproductive chances, and how men with deeper voices have more children.