HealthCrossing the germ line – facing genetics' great taboo Let's stop drawing lines in the sand when it comes to genetically modifying people and talk about engineering everybody, says Michael Le PageComment
EnvironmentPolar bear penis bone may be weakened by pollution The baculum, a bone in the penis of polar bears, is losing density in areas where pollutant contamination is high – and that may spoil the bears' sex life ¿ìè¶ÌÊÓÆµ