As our body ages, cells have to divide to replenish those that become worn out or damaged. Most cells also carry the genome in their nucleus, which has to be replicated each time cell division takes ...

Gene mutations have consequences both good and bad—from resistance to conditions like diabetes to susceptibility to certain cancers. In order to study these mutations, scientists need to introduce ...

Cancer is often thought of as a single disease. Yet even tumors that arise in the same organ can follow very different genetic paths. A new study shows that these differences can sometimes be traced ...