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Cross-section Dicot, Monocot and Root of Plant Stem under the microscope for classroom education.
Quantum Gravity 3d rendered image of a comprehensive exploration of Quantum Gravity theories. String theory, loop quantum gravity (LOG), causal dynamical triangulation, twistor theory, gravitational waves, spacetime, gravity waves, quantum mechanics, quantum entanglement concepts.
Wet rough asphalt black bitumen road pavement surface abstract grunge texture close-up top view background banner.\nBitumen is a sticky, black, highly viscous liquid or semi-solid form of petroleum. In the U.S., it is commonly referred to as asphalt. It may be found in natural deposits or may be a refined product, and is classed as a pitch. Before the 20th century, the term asphaltum was also used.\nTarmacadam is a road surfacing material made by combining crushed stone, sand, and tar. It is a more durable and dust-free enhancement of simple compacted stone macadam surfaces. The terms \
Diffuse large B-cell lymphoma, or DLBCL, is a cancer that starts in white blood cells called lymphocytes.
thai fabric
the Enchantment Lakes Trail in Leavenworth Washington USA.
plant Flower bud of Lilium brownii var.viridulum T.S.\nunder light mircoscope with white background
Leiden stern c.s. under microscope
Host cells with spores (mold) are inside wood under the microscope for education.
Endosomes - 3d rendered image of Endosomes are membrane-bound organelles. They are parts of endocytic membrane transport pathway.  Endomembrane system in cells. Bilayer Lipid Membrane. Abstract medical illustration. Microscopic view. Microbiologic research concept.
Psoriasis Vulgaris, details of psoriatic skin disease, skin patches are typically red, itchy, and scaly, collage, macro with narrow focus
Mountain range in the remote desert of western Utah.
Fractal art background for creative design. Abstract fractal. Decoration for wallpaper desktop, poster, cover booklet, card. Psychedelic. Print for clothes, t-shirt. Magic graphics.
Aerial drone view, high altitudes, open air. Extreme mountainous region. Season is autumn. Yellowing meadows. Yellowing trees.
White flies are stuck on a yellow sticky trap. Whiteflies trapped in a trap.
Detailed view of mountain surface in winter (Charyn canyon, Kazakhstan)
Characteristics of fungi living in wood as a group, are polyphyletic under the microscope for education.
Abstract background Organic Form - 3d rendered image of glass structure, optical technology, nano electrical wave, dispersion colorful rainbow.  Organic shapes and form.  Science fiction or organic technology concept.
View of glaciers and icebergs in the fjords of South Greenland.
Photomicrograph of potato starch in cells of potato tuber, Solanum tuberosum. Starch is normally white but is stained blue with iodine to show better. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination. Note - very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
Nature photography during hiking and climbing activities
Aerial of the famous Half Dome, Yosemite National Park, California, USA. Converted from RAW.
Montenegro. Durmitor National Park. Saddle Pass. Alpine meadows. Mountain landscape. Travel around Montenegro concept.
Mount Rushmore shot in late September with a tilt shift lens.
Backgrounds of Characteristics Tissue of Internal ear Human under the microscope in Lab.
Huge rocks in the swiss alps. The image shows a mountain range in the swiss alps at an altitude of 2'200m in the canton of glarus, captured during summer season.
Leiden leaf c.s. under microscope
Red Hiking Trail Symbol Painted on Rock
Transmission electron microscope (TEM) micrograph showing dark melanin granules in a melanocyte (top center) and in several keratinocytes, which, unlike melanocytes, have bundles of keratin filaments
Antique yellow gloster pattern paper marbling full frame.
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1920s臺灣日治時期恆春鵝鑾鼻大板埒捕撈鯨魚 Whale near the beach of Cape Eluanbi, Hengchun, TAIWAN.jpg
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