The 172 year-old organisation is returning to its classic clover-leaf design which first appeared across shops, produce and dividend stamps in the late 1960s. Announced alongside a series of new ...

Dawn Yaxley calls her collection of tropical plants the “travelling trees”. In the summer, her ficus, strelitzia, manila palms and succulents spend more time on the road than some taxi drivers. Ms ...

Biologists have discovered fundamental rules for leaf design that underlie the ability of plants to make leaves that vary enormously in size. Life scientists from UCLA's College of Letters and Science ...