When you admire a towering oak or a vibrant maple in your backyard, you’re only seeing half the picture. Beneath the surface ...

Professor Raúl Rojas has published a book about how symbols have been used throughout history in mathematics. The work was translated into English this year.

Introduction: Specific interactions between root exudates and soil microorganisms has been proposed as one of the reasons accounting for the continuous cropping obstacle (CCO) of Panax notoginseng.