A look at what's going on with the pandemic-causing coronavirus at the microscopic level.
Up Close with The Enemy: The Coronavirus in Stunning Detail
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A cluster of SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) virions -- entire virus particles -- viewed through an electron microscope. (Courtesy: U.S. National Institute of Allergy and Infectious Diseases)
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SARS-CoV-2 virions emerging from a human cell. All photos in this gallery were colorized using either feature-detection software or Photoshop. (Courtesy: U.S. National Institute of Allergy and Infectious Diseases)
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SARS-CoV-2 virions dotting the surface of a human cell. (Courtesy: U.S. National Institute of Allergy and Infectious Diseases)
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A SARS-CoV-2 virion. Coronaviruses are named for the appearance of a halo or crown when viewed under a microscope. "Corona" is the Latin word for crown or halo.(Courtesy: U.S. National Institute of Allergy and Infectious Diseases)