An electron microscope image, colorized, shows different structures of pollen grains, including sunflower, morning glory and primrose. Dartmouth Electron Microscope Facility If pollen allergies are ...

This scanning electron microscope image captures a butterfly covered with pollen grains, highlighting the critical role Lepidopterans play in pollination. Each pollen grain, shown in yellow, sticks to ...

A team of researchers from the Smithsonian Tropical Research Institute is digitizing images of pollen from more than 18,000 plant species from the tropics. These images are being used to train a ...