HealthFirst real-time look at genes switching off in live human brainsA radioactive tracer has let researchers watch patterns of gene activity across healthy brains, as well as in those of people with schizophrenia51¶¯Âþ
HumansMost powerful obesity gene yet boosts risk by 40 per cent A genetic variant common among people in Samoa may have evolved to support their ancestors on long island voyages in the South Pacific 51¶¯Âþ