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Leiden leaf c.s. under microscope
Anasazi Granary in Rock Alcove Sandstone Cliffs Kaiparowits Plateau Utah
Epidermis. Electron microscope micrograph showing a keratinocyte of spinous layer. The epithelial cell has a polygonal shape, central nucleus with nucleolus, cytoplasm full of keratin filament bundles, and numerous dark desmosomes crossing the intercellular spaces.
Olive trees in the mountain.
A sedimentary rock on the dirt road in the countryside
Photomicrograph of two rotifers. Rapidly rotating cilia at top of heads, internal organs visible. Live specimen. Wet mount, 10X objective, transmitted brightfield illumination.
Microscopic photo of a thin section of calcareous tufa of Holocene age.
Hepatocellular adenoma (HCA; also termed hepatic adenoma) is an uncommon solid, benign liver lesion that develops in an otherwise normal-appearing liver. Typically, HCAs are solitary and are found in young women in association with use of estrogen-containing medications.
centropyxis aculeata (amoeboid organism) under the microscope - optical microscope x400 magnification
Mountain range in the remote desert of western Utah.
Leiden leaf c.s. under microscope
Rock formation Les Orgues Franc wit blooming ginster
Representatives of the Lemnaceae, the duckweed family, are well-adapted for use as bioindicators for testing soil and water for toxic substances.  Their rapid multiplication and the simplicity of their anatomy are important advantages for this use.
Rugged terrain in the Garden of the Gods in Colorado Springs, Colorado, western USA of North America
Microscopic Rotifer or Rotifera under a microscope, freshwater bentic organism filtering water.
Landscape shot of Pedernales Falls State Park
Chaetoceros is the largest genus of marine planktonic diatoms, phytoplankton
Sant PonƧ Reservoir, Drought during 2023 Catalonia, Spain
Garni Gorge is a natural monument, is the collapse of the volcanic rocks. There are basalt column formations along the cliff side.
Amazing view of curvy, meandering Zavoj lake on Old Mountain, Serbia
The mountain range landscape of Sierra del Segura in Albacete province
Photomicrograph of filamentous blue-green algae, Oscillatoria species. Each band along the stand is one cell. This filament is very short probably having recently parted from a longer one. Filaments are typically many times longer. This algae is mobile, it moves and twists through the water. San Francisco Bay, California, USA. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination. Note - motion blur of live specimen, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
A forest with trees and a rocky cliff. The trees are green and the sky is blue
Fatty liver disease (steatosis) is a common condition caused by having too much fat build up in your liver. A healthy liver contains a small amount of fat. It becomes a problem when fat reaches 5% to 10% of your liver's weight.
The Symphony of Stones or also known as the Basalt Organ  in the Garni Gorge province in Kotayk, Armenia
Eurasian griffon vulture couple (Gyps fulvus) in Capolat cliffs, BerguedĆ . Barcelona province.
Clay mountain eroded by wind and water called Las CƔrcavas, in Guadalajara, Spain
Euphorbia 'Ascot Rainbow' in Eynsford, England
Algaes under microscopic view
The natural landscape of China Forest Park has mountains and lakes
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