90,826 Free Images of Useful

awareness bep proofs of us revenue stamps contagious science cdc creative commons cell background covid 19 biology bacteria

(Sophia) Woman Using Weight Scale

Woman Using Toothbrush

Bamboo

US Army soldiers from the 11th Air Defense Artillery Brigade during the Gulf War

Macro, Used, Old

Black coffee and coffee filters with coffee ground

Blackwater National Wildlife Refuge Visitor Center

Short-tailed Albatross and Laysan Albatross chicks with decoys

Novel Coronavirus SARS-CoV-2–This scanning electron microscope image shows SARS-CoV-2 (yellow)—also known as 2019-nCoV, the virus that causes COVID-19. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

The blacklegged ticks, Ixodes pacificus known for the zoonotic spirochetal bacteria, Borrelia burgdorferi. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

animals insects

A Petri dish culture plate, which had contained a growth medium of sheep blood agar (SBA), and which was inoculated with Gram–positive, Burkholderia pseudomallei bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

A female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

animals insects

$Sample of test tubes. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.$

medicine science

A petri dish culture plate contained a growth medium of sheep blood agar (SBA), which was inoculated with Bacillus anthracis bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

bacteria science

This enhanced color view of Jupiter's south pole was created using data from the JunoCam instrument on NASA's Juno spacecraft.

background space

Rusted, Used, Old

Polar bear is using a hand fan

Medical Doctor Woman is Using a Tablet

(Martine) Nurse is Using a Pointer

Novel Coronavirus SARS-CoV-2–This scanning electron microscope image shows SARS-CoV-2—also known as 2019-nCoV, the virus that causes COVID-19. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

background science

The 1950s historical photograph of an extreme air pollution event at Salt Lake City, Utah. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

vintage streets

A female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

animals insects

Microbiologist preparing for antibody testing. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

medicine science

The first flag flew over Centers for Disease Control and Prevention (CDC) Headquarters in downtown Atlanta, Georgia. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

MERS Coronavirus Particles–Colorized scanning electron micrograph of MERS virus particles (yellow) both budding and attached to the surface of infected VERO E6 cells (blue). Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

microscope blue

MERS Coronavirus Particles–Colorized scanning electron micrograph of Marburg virus particles (blue) both budding and attached to the surface of infected VERO E6 cells (yellow). Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

A 1125X photomicrograph magnification of Giemsa stained blood smear, revealed a number of Plasmodium falciparum parasites, in the form of gametocytes, and ring-form trophozoites. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

bacteria biology

The 1950s historical photograph of a nurse taking her blood pressure of a woman ordnance worker in the hospital. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

A 440X photomicrograph magnification of a hematoxylin and eosin (H&E)–stained liver tissue specimen, revealed the presence of cytoarchitectural changes indicative of fatty degeneration. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

electronics bacteria

A 125X photomicrograph magnification of a hematoxylin and eosin (H&E)–stained lung tissue specimen, revealed the presence of cytoarchitectural changes indicative of a blastomycosis fungal infection. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

bacteria purple

MERS Coronavirus Particles–Colorized scanning electron micrograph of Middle East Respiratory Syndrome virus particles attached to the surface of an infected VERO E6 cell. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

Transmission electron microscopic (TEM) image highlights the particle envelope of a single, spherical shaped, Middle East respiratory syndrome coronavirus (MERS-CoV) virion. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

background science

A 100X photomicrograph magnification of photomicrograph of a hematoxylin and eosin (H&E) stained liver tissue specimen, revealed the presence of histopathologic changes indicative of fatty degeneration. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

bacteria science

A Petri dish culture plate containing a growth medium of Sabouraud dextrose agar, which had been inoculated with the fungal organism from the genus, Syncephalastrum, strain A-423. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

bacteria circle

A close left lateral view of a female Oriental rat flea, Xenopsylla cheopis that transmit the bacterium Yersinia pestis, the causative agent of plague. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Transmission electron microscopic (TEM) image, revealed ultrastructural details exhibited by numerous, Coxiella burnetii bacteria, which cause the worldwide disease known, as Q fever. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

bacteria science

Novel Coronavirus SARS-CoV-2–This scanning electron microscope image shows SARS-CoV-2—also known as 2019-nCoV, the virus that causes COVID-19. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

Novel Coronavirus SARS-CoV-2–Transmission electron micrograph of SARS-CoV-2 virus particles, isolated from a patient. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

dollar banknote

bulk photo retouching and clipping path service at a lower cost.

Black coffee and coffee filters with coffee ground in livingroom

Rosenheim, Germany, Used

architecture germany

Refuge visitor at sunset

Blackwater National Wildlife Refuge Visitor Center-1

Llama

Emergency number using Free illustrations

House, Object, Daily use

banknote

wooden kitchen tool for meat

background food

woman's hand holding and pouring coffee into cup

US-Stamp-Beer-1867-25 cents (1⁄4 barrel)

bep proofs of us revenue stamps

US-Stamp-Beer-1870-162⁄3 cents (1⁄6 barrel)

bep proofs of us revenue stamps

US-Stamp-Beer-1914-$37.50 (25 barrels) (proof)

bep proofs of us revenue stamps

US-Stamp-Beer-1870-50 cents (1⁄2 barrel)

bep proofs of us revenue stamps

US-Stamp-Beer-1867-50 cents (1⁄2 barrel)

bep proofs of us revenue stamps

Portrait use of color Free illustrations

young gardener portrait

US-Stamp-Beer-1867-1 dollar (1 barrel)

bep proofs of us revenue stamps

US-Stamp-Beer-1867-331⁄3 cents (1⁄3 barrel)

bep proofs of us revenue stamps

US-Stamp-Beer-1914-$7.50 (5 barrels) (proof)

bep proofs of us revenue stamps

US-Stamp-Beer-1867-162⁄3 cents (1⁄6 barrel)

bep proofs of us revenue stamps

US-Stamp-Beer-1914-$15 (10 barrels) (proof)

bep proofs of us revenue stamps

US-Stamp-Beer-1870-121⁄2 cents (1⁄8 barrel)

bep proofs of us revenue stamps

US-Stamp-Beer-1870-1 dollar (1 barrel)

bep proofs of us revenue stamps

US-Stamp-Beer-1867-121⁄2 cents (1⁄8 barrel)

bep proofs of us revenue stamps

dollar banknote

Yakama tribal members using a pulley system to transport salmon-1

Endangered Green sea turtles

Meat wood hammer

background food

Novel Coronavirus SARS-CoV-2–Colorized scanning electron micrograph of an apoptotic cell (green) infected with SARS-COV-2 virus particles (yellow), isolated from a patient sample. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

underwater blue

$Sample of test tubes. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.$

laboratory medicine

US-Stamp-Beer-1909-121⁄2 cents (1⁄8 barrel) (proof)

bep proofs of us revenue stamps

U.S. Fish and Wildlife Service volunteer using radiotelemetry

volunteer vehicle

ice cream truck

US-Stamp-Beer-1870-2 dollars (1 hogshead)

bep proofs of us revenue stamps hogshead

Yellow Cat is using the telephone

USA wavy flag

US-Stamp-Beer-1909-331⁄3 cents (1⁄3 barrel) (proof)

bep proofs of us revenue stamps

US-Stamp-Beer-1909-162⁄3 cents (1⁄6 barrel) (proof)

bep proofs of us revenue stamps

US-Stamp-Beer-1909-25 cents (1⁄4 barrel) (proof)

bep proofs of us revenue stamps

US-Stamp-Beer-1867-2 dollars (1 hogshead)

bep proofs of us revenue stamps hogshead

Using computer female Free illustrations

Wheel Loader Used in Construction

heavy equipment vehicle

MERS Coronavirus Particle–Middle East Respiratory Syndrome Coronavirus particle envelope proteins immunolabeled with Rabbit HCoV-EMC/2012 primary antibody and Goat anti-Rabbit 10 nm gold particles. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

science medical

A left lateral view of a female, Aedes aegypti mosquito obtaining a blood meal from a human host. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

animals insects

An Indian woman collecting water from one of the town’s wells, that happened to be situated adjacent to this community’s refuse dump, which had the potential of contaminating this source of potable water. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Scientist removes cell growth medium from a 6–well plate in preparation for a plaque assay, which is a test that allows scientists to count how many flu virus particles (virions) are in a mixture. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

medicine science

Scientist testing with virus through test tubes. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

medicine science

Ultra structural details exhibited by a parasite. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

bacteria science

Novel Coronavirus SARS-CoV-2–Colorized scanning electron micrograph of an apoptotic cell (blue) heavily infected with SARS-COV-2 virus particles (yellow), isolated from a patient sample. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

underwater science

Novel Coronavirus SARS-CoV-2–This scanning electron microscope image shows SARS-CoV-2—also known as 2019-nCoV, the virus that causes COVID-19. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

Green coronavirus under a microscope. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Group A Streptococcus (GAS), Streptococcus pyogenes bacteria, which were atop the surface of a human white blood cell (WBC), known as a neutrophil. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Novel Coronavirus SARS-CoV-2–Colorized scanning electron micrograph of a VERO E6 cell (blue) heavily infected with SARS-COV-2 virus particles (green), isolated from a patient sample. Original image sourced from US Government department: The National Institute of Allergy and Infectious Diseases. Under US law this image is copyright free, please credit the government department whenever you can”.

background cell

Yakama tribal members using a pulley system to transport salmon

Computer electronic circuit. Use for background or texture

technology printing

Computer electronic circuit. Use for background or texture

technology printing

Computer electronic circuit. Use for background or texture

technology printing

Inserting a blank CD into a laptop computer

Ellis Island National Monument

monument statues

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