LifeUrge to migrate found in bird genes Avian migration is a gruelling process that can involve changes in behaviour, diet and physiology – one of the genes involved has now been identified 51¶¯Âþ
LifeDid modern humans go global twice as early as thought? Tools left by Homo sapiens in Arabia 120,000 years ago might mean we have to rethink when humans left Africa to colonise the world 51¶¯Âþ