How the Queen led the way in power-dressing for the world stage

The monarch, 90 this month, is a pioneer in using clothes to project a message. Now a new royal exhibition is to shed some light on how it’s done

Yachts, jets and stacks of cash: super-rich discover risks of Instagram snaps

Flaunting assets on social media makes the world’s wealthy an easy target for fraudsters – and financial investigators

10 of the most inspiring contemporary female adventurers

Following our article on female adventurers of the past, we’re bringing things up to date with a look at the explorers making their mark today and inspiring others to get out and blaze a trail

The evolution of men’s suits

Despite its classic appeal, the suit is constantly evolving. Christopher Breward measures up its sartorial impact and wonders how it will next reinvent itself

An app a day to keep the doctor away

From simple devices that count steps to monitors for diabetes, asthma, migraines and heart problems, the number of health apps is soaring. But are they any good?

The OFM 50: what we love about the world of food in 2016

From Heston Blumenthal’s sweet shop to the policeman turned pie-maker, here (in no particular order) are 50 of Observer Food Monthly’s favourite things