EarthCrops farmed by leafcutter ants show signs of domestication Fungus-farming ants seem to have selected for genome duplications in their crop, just like human farmers, allowing them to expand the size of their colonies ¿ìè¶ÌÊÓÆµ
Mutation alert halts stem cell trial to cure blindness The first ever trial of reprogrammed stem cells is put on hold while scientists investigate whether the procedure caused a potentially cancerous mutation ¿ìè¶ÌÊÓÆµ