Orange-barred pixie, Melanis electron, on a log in the undergrowth within the Pacaya Samiria Preserve, Peru.

Orange-barred pixie, Melanis electron, on a log in the undergrowth within the Pacaya Samiria Preserve, Peru.

Ion escape from Mars, artwork

Earth's Radiation Belts and Plasmapause

Alkali-loving extremophile bacteria, SEM

Electron micrograph of the Marburg virus. Marburg virus, first recognized in 1967, causes a sever type of hemorrhagic fever, which affects humans, as well as non-human primates.

Electron micrograph of the poliovirus. Poliovirus is a species of Enterovirus, which is a genus in the family of Picornaviridae, and is an RNA virus.

Cowpox virus, used for the preparaton of a smallpox vaccine (TEM). Electron micrograph of a Vaccinia Virus. Vaccinia virus is normally confined to cattle, but is conveyed to humans through vaccination

Measles virus (of large size) and SV40 virus (of small size), TEM. This electron micrograph reveals both a paramyxovirus measles virus, and virions of the polyomavirus, simian virus SV40 (smaller circles)

This electron micrograph depicts a number of Marburg virions responsible for causing Marburg Hemorrhagic Fever.

Bacterium responsible for syphilis. Electron micrograph of Treponema pallidum on cultures of cotton-tail rabbit epithelium cells (Sf1Ep).Treponema pallidum is the causative agent of syphilis. In the United States, over 35,600 cases of syphilis were repor

Staphylococcus aureus bacteria

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Shell atomic model

Transmission Electron Micrograph of poliovirus type 1.

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Colorized scanning electron micrograph of Escherichia coli, grown in culture and adhered to a cover slip.

This transmission electron micrograph from a pelleted specimen depicts three icosahedral-shaped herpes virus virions. The staining technique used to process this specimen revealed the following findings: virions with a dark center, where the stain has pen

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Transmission electron micrograph of influenza A virus, early passage. The swine influenza virus as all Influenza A virus, is a pleomorphic virus

Marburg virus viewed under transmission electron micrograph.

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Coronavirus, virus of the family Coronaviridae and of the subfamily Orthocoronavirinae. View from a transmission electron microscopy (TEM) image

Transmission electron micrograph of influenza A virus, late passage.

Transmission electron micrograph of Bacillus anthracis.

Highly enlarged scanning electron micrograph (SEM) depicted a closer look at the details exhibited by of number of red blood cells found enmeshed in a fibrinous matrix

Scanning Electron Micrograph of Mycobacterium chelonae.

Scanning Electron Micrograph of a Flea.