brownian motion

• What is 'Brownian Motion'?

  Random movement of particles in a fluid.
• How is Brownian motion produced?

  produced by large numbers of collisions with smaller particles which are often too small to see.
• Who discovered Brownian motion?

  Brownian motion was discovered by the Scottish botanist Robert Brown.
• How did Robert Brown discover Brownian motion?

  by observing the random movement of pollen grains suspended in water under a microscope.
• When was Brownian motion discovered?

  1827