North America is home to some of the most remarkable river systems in the world. In today’s video, we explore the longest rivers on the continent and uncover what makes each one unique.

The Yangtze River is the largest and longest river in Asia. It stretches across the heart of China and plays a major role in ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.