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Mixing colors in the petri dish
mixing colors in the petri dish blue and yellow makes green
Getty Images
Decaying Tomatos HD
Tomato decaying in a petri dish, fungi eating the tomato, and drosophila worms eating the liwuids
Sherman Grinberg Film Library
Researchers use lead shield in radiation dust experiment at UCLA's Atomic Energy Project
Man in lab coat and wearing gloves seated at desk takes liquid from glass jar with pipette and put some liquid in small bowl, stirs contents of bowl, pours another liquid into small beaker, takes liquid from small bowl with pipette and...