EnvironmentStudents ate less meat for three years after a talk on climate impact In a randomised trial, students who listened to a single 50-minute talk on the health and climate impacts of meat ate 9 per cent fewer meat-based meals over the next three years News
HealthThe food and drink that really can boost your immune system Whether it is immune-boosting smoothies or bacteria-laden yogurts, there is a whole world of products that claim to improve your immune system – but these are the ones that actually work Features