Add one of these heavy metal nuggets to your cooking water to suffuse the liquid with enough iron to stave off anaemia – and you can help the world’s poor at the same time
Okinawa in Japan is fabled for its residents’ longevity. A fact attributed to a diet of ‘major on vegetables, minor on meat’. Now the island’s restaurants are making it available to visitors, too
Austerity has already driven a coach and horses through environmental standards – and we haven’t even got to the Brexit cliff edge yet, writes the Guardian columnist Polly Toynbee