HealthFresh understanding of how mouths heal may lead to a 'scar-free world' We have now learned why wounds in our mouth don't scar, which could lead to treatments that prevent such blemishes on the skin 51¶¯Âþ
EnvironmentA crucial methane-tracking satellite has died in orbit Operators lost contact with the MethaneSAT satellite on 20 June, a significant blow to efforts to track – and stop – methane emissions 51¶¯Âþ