Cocaine use by women in 20s soars

Julie Robotham and Kate Hagan Young women's cocaine consumption has skyrocketed in the past three years - and the drug is most popular among educated, high-earning city dwellers, federal government statistics show.

Happiness and its causes

happieness and its causes

Liz Minchin Can big-name speakers, laughter yoga and self-help books help us find the secret to happiness?