A microscope’s job is to magnify the minuscule world around us. We can observe the tiniest objects, organisms and materials, and investigate their form, texture and composition, to witness what would ...
Gram staining is one way scientists can identify bacteria. Gram-positive bacteria, such as Staphylococcus, appear blue or purple under a microscope when scientists apply a stain. Conversely, ...
Pseudomonas aeruginosa (small rod-shaped bacteria) swarms toward and around a neighboring Cryptococcus neoformans (round yeast) colony. The thin fluid halo surrounding the yeast enables the bacteria ...
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