1,239 免費照片適用於公有領域

美洲黑和白科學動物意識細胞藍色建築植物攝影

Astronaut Edwin E. Aldrin Jr., pilot for the Gemini-12 spaceflight, prepares to take a rest position during underwater zero-gravity training. Oct 29th, 1966.

公有領域太空人

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”.

Living organisms under a microscopic view. 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 drifting smoke plumes from the launch of Space Shuttle Atlantis appear to swirl above the Vehicle Assembly Building near sunset.

A 250-ton crane is used to lower the second half of the K-level work platforms for NASA’s Space Launch System (SLS) rocket into High Bay 3 inside the Vehicle Assembly Building at NASA's Kennedy Space Center in Florida.

A United Launch Alliance Delta IV Heavy common booster core is about to be offloaded from the company's Mariner ship at Port Canaveral in Florida.

Cirsium Canum (Thistle) Flower Head enlarged 12 times from Urformen der Kunst (1928) by Karl Blossfeldt.

Influenza virus experimentation with eggs. 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”.

Ultrastructural morphology exhibited by coronaviruses similar to COVID-19 which became pandemic. 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”.

Tellima randiflora (Fringe Cups) enlarged 25 times from Urformen der Kunst (1928) by Karl Blossfeldt.

The Sausset departmental park in Aulnay-sous-bois, France

Novel Coronavirus SARS-CoV-2–This transmission electron microscope image shows SARS-CoV-2, 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”.

顯微鏡細胞

Ball of coffee floats aboard Challenger on 25 June 2009.

STS-135 crew members inspect tools they will use in space during the STS-135 Crew Equipment Interface Test at the Kennedy Space Center on Friday, April 8, 2011, in Florida.

Ends of Thujopsis Dolabrata Branch (Hatchet–Leaved Arbor Vitae) enlarged 10 times from Urformen der Kunst (1928) by Karl Blossfeldt.

Callistemma Brachiatum (Seed of a Scabious) enlarged 30 times from Urformen der Kunst (1928) by Karl Blossfeldt.

植物學肖像

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”.

Achillea Umbellata (Yarrow) leaf enlarged 30 times from Urformen der Kunst (1928) by Karl Blossfeldt.

植物學貼圖

The flag of Texas, depicted on a downtown wall in Pecos, the seat of Reeves County, Texas. Original image from Carol M. Highsmith’s America, Library of Congress collection.

The Sustina Glacier in the Alaska Range.

Aconitum (Aconite or Monk's Hood) enlarged 6 times from Urformen der Kunst (1928) by Karl Blossfeldt.

A 3D illustration provides a graphical representation of a single norovirus virion, set against a beige background. 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”.

Monument Valley, Arizona. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Battleship Texas Houston. Original image from Carol M. Highsmith’s America, Library of Congress collection.

A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original image from Carol M. Highsmith’s America, Library of Congress collection.

天時冷動物

Ultrastructural morphology shown by coronavirus. 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”.

Sign of Thunder Bay Sister Cities in Ontario

A steam train crosses the 156-foot-tall Bass Point Creek Bridge. Original image from Carol M. Highsmith’s America, Library of Congress collection.

鐵路列車建築

Silphium Laciniatum (Compass Plant) leaves enlarged 6 times from Urformen der Kunst (1928) by Karl Blossfeldt.

植物學文物

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”.

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”.

Penguins standing on a large rock

A lone and lean coyote makes the best of wintertime in the northernmost Wyoming reaches of Yellowstone National Park. Original image from Carol M. Highsmith’s America, Library of Congress collection.

天時冷動物

The boosters of the Soyuz rocket are seen as the Soyuz TMA-14 spacecraft and boosters are assembled Monday, March 23, 2009 at the Baikonur Cosmodrome in Kazakhstan.

天文學產業

Final Launch of the Space Shuttle Endeavour, STS-134 Mission, 16 May 2011.

Spraying Water Fountain with trees and lawn in Beaverton, Oregon

Capital building in Havana, Cuba

建築物建築

A saguaro cactus dominates the scene at dusk in the garden of the White Stallion Ranch, a dude ranch outside Tucson, Arizona. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Bottom up view of tall trees at Redwood National and State Parks, United States, Northern California. Original image from Carol M. Highsmith’s America, Library of Congress collection.

A supply ship. 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”.

North Pearl Street from Maiden Lane North in 1805 in Albany, New York

紐約州珍珠

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”.

One of of American artist James Turrell’s more than 82 “Skyspace” installments around the world. This one stands on the Rice University campus in Houston. Original image from Carol M. Highsmith’s America, Library of Congress collection.

南美洲建築

Controlled Impact Demonstration instrumented test dummies installed in plane.

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”.

Novel Coronavirus SARS-CoV-2–Colorized scanning electron micrograph of an apoptotic cell (blue) infected with SARS-COV-2 virus particles (red), 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”.

Phacelia Tanacetifolia (Lacy Phacelia) enlarged 12 times from Urformen der Kunst (1928) by Karl Blossfeldt.

The flags of the countries representing the crew members of Expedition 28 are seen here at the Russian Mission Control Center in Korolev, Russia on June 10, 2011.

Nighttime, ground level view of Pad A, Launch Complex 39, Kennedy Space Center, showing the Apollo 13.

Cornus Florida (Box–Wood of North America, Flowering Dogwood) enlarged 3 times from Urformen der Kunst (1928) by Karl Blossfeldt.

This image of Ceres is part of a sequence taken by NASA's Dawn spacecraft.

外太空行星

A beautiful sunset in rural Goshen County, Wyoming, near Guernsey. Original image from Carol M. Highsmith’s America, Library of Congress collection.

DC-8 NASA 717 in flight over San Francisco, Ca., 1991-05-29.

航空器載具

American bison, or buffaloes, in Yellowstone National Park in the northwest corner of Wyoming. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Aristolochia clematitis (Birthwort) enlarged 5 times from Urformen der Kunst (1928) by Karl Blossfeldt.

優質的貼圖

Snake spotted near Launch Pad 39B at NASA's Kennedy Space Center.

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”.

Fundoscopic view of the right eye, it's optic nerve and blood vessels supplying the retina. 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”.

Nude Dancer with Aulos (ca. 1911–1916) by Arnold Genthe.

The Whirlpool Galaxy, also known as Messier 51a is an interacting grand-design spiral galaxy with a Seyfert 2 active galactic nucleus.

外太空星系

Guinea-Bissau, a small country in West Africa.

外太空藍色

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

醫療藥物實驗室

Aerial photograph of the Las Vegas Strip. Original image from Carol M. Highsmith’s America, Library of Congress collection.

建築物建築

An upper-level weather balloon sails into the sky after release from the Cape Canaveral weather station in Florida.

熱氣球背景

Edwin Aldrin walking on the lunar surface. Neil Armstrong, who took the photograph, can be seen reflected in Aldrin’s helmet visor.

外太空太空人

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”.

A literal pit of vipers at the "World's Largest Rattlesnake Roundup" in Sweetwater, Texas. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Cosmic explorer through the universe.

Dunes and Fence, Cape Hatteras, North Carolina. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Restoration work at the Reading Terminal and Market in the mid-1990s. Original image from Carol M. Highsmith’s America, Library of Congress collection.

鐵路列車建築

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”.

A photomicrograph of Candida albicans fungal spores. 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”.

Industrial scene on Nueces Bay in Corpus Christi, Texas. Original image from Carol M. Highsmith’s America, Library of Congress collection.

城市景觀城市

Reflections of mountains and clouds on Lake Clark

A red fox prowls for voles, hidden beneath the snow, in Yellowstone National Park in the western U.S. state of Wyoming. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Brunella Grandiflora enlarged 8 times from Urformen der Kunst (1928) by Karl Blossfeldt.

優質的花卉

Arched architectural detail in the Federal Triangle in Washington, D.C. Original image from Carol M. Highsmith’s America, Library of Congress collection.

圖書館建築

Atlantis nears touchdown for the final time on Runway 15 at the Shuttle Landing Facility at NASA's Kennedy Space Center in Florida, 21 July 2011.

航空器載具

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”.

A red fox prowls for voles, hidden beneath the snow, in Yellowstone National Park in the western U.S. state of Wyoming. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Artist concept of the Mercury capsule with its launch escape system.

太空飛行器外太空

The north polar residual ice cap of the Planum Boreum region.

天文學橘色

Sunrise taken by the STS-133 crew on March 7, 2011.

外太空旭日

Saturn's northern hemisphere in 2016, as that part of the planet nears its northern hemisphere summer solstice in May 2017.

天文學大學

Aconitum Anthora (Yellow Monkshood Leaf) enlarged 3 times from Urformen der Kunst (1928) by Karl Blossfeldt.

The J.J. Pickle Federal Building in downtown Austin, Texas. Original image from Carol M. Highsmith’s America, Library of Congress collection.

建築物建築

NASA astronauts in space -

天文學載具

Ireland on the first day this summer.

凱爾特人愛爾蘭

A medical illustration of drug–resistant, Streptococcus pneumoniae 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”.

Saguaro Cactus near Tucson in Arizona, USA. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Chrysler Building tower in Manhattan. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Highest-resolution color images of any part of Saturn's rings, to date, showing a portion of the inner-central part of the planet's B Ring. Sept 7th, 2017.

外太空石頭

A girl entering the line for lunch. 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”.

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孩子們食物

A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Lions in the grass at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally enhanced by rawpixel

Making history with the first-ever launch on Independence Day, Space Shuttle Discovery rockets into the blue sky on mission STS-121, trailing fiery exhaust from the main engine nozzles.

太空人火箭

Nude photography of naked woman, Reclining Female Nude Posed as Danae (1850s).

A fearsome dinosaur menaces at the Painted Desert Indian Center in Sun Valley, Arizona. Original image from Carol M. Highsmith’s America, Library of Congress collection.

Scolopendrium Vulgare (Hart's–Tongue Fern) Young Rolled-Up Fronds enlarged 6 times from Urformen der Kunst (1928) by Karl Blossfeldt.

優質的植物

Aspidium Filix Mas (Shield Fern Fronds) enlarged 4 times from Urformen der Kunst (1928) by Karl Blossfeldt.

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