Pollen Sample from California Poppy

This image displays multiple pollen grains collected from a California poppy flower. The sample was obtained May 8th, 2019 at 3:45 pm from a poppy plant located in front of Ruddock House on Caltech campus. Pollen was shook from the flower onto a slide, covered, and observed using a Foldscope and iPhone 8. The plant…

Paramecium in Caltech Turtle Pond

This video shows a paramecium in motion among dirt in a water sample. The water sample was obtained at approximately 7:00 pm from the Caltech turtle pond. Teaching assistants took samples using plastic containers and droplets were pipetted onto slides. The paramecium is of domain Eukaryota. The image shows the unicellular, oval organism. Its cell…