Brownian boomerangs: trajectory of a boomerang particle in water, starting from the top of the image, with the blue line tracking the point where the arms meet and the red line tracking the "centre of ...
First observed by botanist Robert Brown in 1827, Brownian Motion describes the continuous, chaotic movement of tiny particles, such as pollen grains, suspended in a medium. This motion results from ...
In 1827, Robert Brown famously observed under his microscope pollen grains dancing as if alive. At first he thought he might be observing the “elementary molecules of organic bodies” — the life force ...