HealthNewly-discovered type of lung cell has central role in cystic fibrosis A new type of lung cell is rare in our bodies, but is the main place where the gene involved in the common hereditary condition cystic fibrosis is active ¿ìè¶ÌÊÓÆµ
LifeThe first Americans had pet dogs 1000 years earlier than thought There were domestic dogs in North America 10,200 years ago, according to a re-examination of an ancient dog skeleton that looks like a small English setter ¿ìè¶ÌÊÓÆµ