Rotation Speed (Aviation Blog)

rotation speed

Flying planes, launching rockets, buying tech and driving a Leaf

High Resolution Image of Pollen

As someone with allergies, I hate pollen. I even hate it on my car. So that I can focus my hatred, I love this picture. These are the culprits. Pictures of pollen from a variety of common plants: sunflower, morning glory, hollyhock, lily, primrose, and castor bean. The image is magnified some x500, so the bean shaped grain in the bottom left corner is about 50 μm long. Scanning Electron Microscope images have a characteristic three-dimensional appearance.

read more | digg story