Scientists have warned about a new kind of acid rain that is everywhere, is almost impossible to clean up, and could be a threat to every living thing on the planet. Trifluoroacetic acid (TFA) – a typ

Leave no trace: it’s a maxim familiar to anyone who enjoys exploring the countryside. But the kit we wear and carry in the great outdoors often does leave a trace – of ‘forever chemicals’. Or, to give

Recent research has found concerning levels of toxic pesticides in some tampons, with one product containing 40 times the permitted level found in drinking water. As campaigners call for new legislation, Closer speaks to one woman who was hospitalised due to using tampons

As the days become colder and shorter, we’ll be at home more. Here’s how to make yours healthier

Amazing answers to your curious questions

Cancer rates are on the rise in young people, says Dr Leigh Erin Connealy. Here are her top tips for getting ahead of it early in life and at any age