From circles to Chanel trainer envy: what’s hot and what’s not on planet fashion this week

Love: Cupertino, Kristin Scott Thomas, proper weekend telly, Jo Malone Wood Sage and Sea Salt cologne. Loathe: under-arm bag squish, urban chic, footballer style, Barbie

How to keep your brain healthy

Could sudoku, drugs and a Mediterranean diet help keep our brains fit? What can the latest neuroscience research tell us?

In the Age of Extinction, which species can we least afford to lose?

Climate change and human intervention are accelerating the planet’s loss of biodiversity. So should we try to preserve ‘useful’ bees before ‘cuddly’ tigers?

John Galliano’s return is more than a matter of style. Fashion world, wake up

Fashion should reflect real life. It needs to confront tricky issues, such as the return of the disgraced designer as creative director of Margiela, rather than looking away

When did ‘aspiration’ become a dirty word? When they sprayed it gold…

Two encounters on the streets of London: the gold Ferrari said: ‘I have more money than you.’ The begging mother said: ‘I have none’

Sun, sea and silver service: what’s it like crewing on a superyacht?

Working on a superyacht is the dream job for many young Britons. Their life below deck is surreal, funny and sometimes downright disturbing. Ed Cumming reports from Antibes