Mike Brown and Millie Dresselhaus: Exploring the very big and the very small

Mike Brown, the man who demoted Pluto, is now hot on the trail of a new planet 9, much bigger than Earth and way beyond Neptune. And the brilliant career of his fellow Kavli Prize winner, Millie Dresselhaus – the “Queen of Carbon” and pioneer of nanoscience – is remembered by her biographer, Maia Weinstock.