A Japanese plant species with a peculiar leaf pattern recently revealed unexpected insight into how almost all plants control their leaf arrangement. Leaves can be enjoyed for their shade, autumn ...

Most leaves are green due to the pigment chlorophyll, but other colours, such as oranges, reds and blues, may also be present due to less efficient photosynthetic pigments like anthocyanins, carotenes ...

Next time you go outside, take a minute to look at your local leaf arrangements. You’ll probably notice a few different patterns. In basil plants, each leaf is about 90 degrees — a quarter-turn — from ...