Hitting 30 different types of plants every week might sound difficult – but you’d be surprised. Given how broad the spectrum of foods that count is (not forgetting the array of colours that ...

Just 12 plant species and five types of animal make up 75% of the world's food. At least 30,000 of the 350,000 known plant species on our planet are edible, according to the United Nations' Food ...

Eating a healthy diet is one of the simplest ways to reduce the risk of cancer, and research increasingly points to ...