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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.

Hyaline cartilage, Elastic cartilage and Bone Human under the microscope in Lab.

Psoriasis Vulgaris, details of psoriatic skin disease, skin patches are typically red, itchy, and scaly, collage, macro with narrow focus

Pancreatic neuroendocrine tumor, clear cell variant. Site: Pancreas.

Snowcapped mountains in Colorado. Picture taken from high above in a plane during the winter.

Blue toned Satellite Image of Rome, Italy. Digital Composite. Contains modified Copernicus Sentinel data (September 03, 2016) courtesy of ESA. URL of source image: https://scihub.copernicus.eu/dhus/#/home. The source data is in the public domain.

$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 \$