Moving Cargo (video) Penn State Share Print E-Mail Loading video... Caption Bacteria on the left in illuminated circle moves through channel towards particle. When it reaches the particle, it increases speed and moves the particle away. Credit Aronson's Lab, Penn State Usage Restrictions Non commercial use only Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.