Trajectories Formed by Chance

Random walks in physics, finance, and in our lives

Samuel Flender
Sep 25, 2019 · 6 min read
Photo by Barth Bailey on Unsplash

In 1827, botanist Robert Brown thought he had discovered the ‘energy that powers life itself’. Through a microscope, Brown observed grains of a plant’s pollen immersed in water. To his astonishment, the pollen grains exhibited a never-ending jittery motion that appeared completely random.