Karl Lagerfeld: ‘I always think I’m lazy, maybe I could do better’

The genius of modern fashion – and master of soundbites – holds forth on Cara Delevingne, his catwalk supermarket parody, and why the selfie is a ‘horrible thing’

Why are handbag manufacturers using stingray skin?

I find it repugnant that bags and purses are being made out of shagreen. Isn’t it unethical?
Email lucy.siegle@observer.co.uk with your ethical dilemma

The wilderness in comfort … wild glamping in Scotland

Wild camping in Scotland in a very well-equipped Land Rover, our writer was set on foraging for their supper. Luckily, his friend had his own ideas …

Are medical apps on your smartphone good for your health?

Handheld digital tools that record vital signs are revolutionising healthcare, allowing people to be monitored at home, but also raising concerns

Nanotechnology so good you can eat it

Electroednics that dissolve in the environment or are even edible are the answer to the ever-growing problem of e-waste 

Men’s fashion tips: jewellery for men

If you keep it subtle and meaningful, men can (just about) wear jewellery. But you have to follow the rules…