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A digital illustration showing red virus particles each with a geometrically shaped capsule, stalk, and leg-like appendages attached to the surface of a green bacterium. A digital illustration showing red virus particles each with a geometrically shaped capsule, stalk, and leg-like appendages attached to the surface of a green bacterium. A dark blue, green, and white digital illustration of a set of human lungs on a screen with small coronavirus particles and graphs and medical symbols A digital illustration of an hourglass filled with pieces of virus capsules and DNA strands. The pieces at the top of the hourglass are purple, and they are flowing downward into viral pieces that are orange. Upward view of city buildings against a blue sky with white clouds. Digital traffic sign reading Excessive Heat High Fire Danger Use Caution. Cigarette burning in an ash tray. A chromosome (blue) imaged during cell replication. The chromosome is duplicated, and protein strands called spindle fibers (red) are attached to the chromosome copies to pull them apart, so that each ‘daughter cell’ gets one copy. Children laughing while conducting a science experiment. Digital illustration of Y-shaped antibodies surrounding a purple SARS-CoV-2 virus Michael Connolly (left) and Natalia Molchanova (right) preparing antiviral peptoid samples at the Molecular Foundry. (Credit: Marilyn Sargent/Berkeley Lab) two scientists collect air sensor data outside a home