Heard about the ‘luteal uglies’? Women know more about our hormones than ever – and that’s beautiful | Rhiannon Lucy Cosslett

Researchers analysed activity in regions of brain when dogs were shown images of different facial expressions While dogs are known to turn the puppy eyes on their owners, it seems our pets are keeping a close eye on us too: research has revealed dog brains can distinguish different types of unhappy human faces. Dr Laura Cuaya, a co-author of the study from the University of Vienna, said previous behavioural studies had shown dogs could tell apart some human facial expressions, but such studies tended to only test two at a time, one positive and one negative. As a result, it was not clear if dogs could distinguish different types of happy or unhappy faces...

Pakistan, a country known for its conservative values, rarely makes waves in the music and entertainment industry. Yet in major cities like Karachi and Lahore, a quiet but thriving DJ scene is beginning to make itself heard, with emerging talents and artists transforming the music industry. At the heart of this evolution, more and more women are asserting themselves in a field largely dominated by men.

From Nobel Prize-winning research to the Laffer Curve, Scabby the Rat, Veblen's peacock, and more — the economic ideas and inside jokes hiding throughout Planet Money's new board game.