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  1. Waves on a white dwarf star
  2. Crystal
  3. Computer artwork of a beryllium atom
  4. Conceptual image of DNA
  5. Bones of right leg - anterior view. skeletal system
  6. Internal view of the human heart
  7. National Radio Astronomy Observatory, Green Bank, West Virginia
  8. Universal harmony, 17th century artwork
  9. The musculoskeletal system
  10. Northern Norway - USGS Earth as Art
  11. Nerve cell, computer artwork
  12. Printing Press
  13. DNA autoradiogram, artwork
  14. Oral Streptococcus Bacteria, SEM
  15. Oregon, Owyhee River Valley. Close-up of Morrisonite Jasper
  16. Nasmyth's steam hammer, artwork
  17. Lumbar vertebra
  18. Alaska - USGS State Mosaic
  19. The Syrian Desert - USGS Earth as Art
  20. Nerve synapse, artwork
  21. Calabai-yau manifolds
  22. Indian mustard seedling (Brassica juncea)
  23. Houdini Diver Suit
  24. The bones of the neck
  25. Human head with bone, muscles and circulatory system
  26. Legionella bacteria
  27. Paramecium protozoa, light micrograph
  28. Neural network, computer artwork
  29. Glacial sand deposit
  30. A Group Of Argentinosaurus Dinosaurs With Ornithocheirus Flying Overhead
  31. Cartilage cells, TEM
  32. Oscilloscope showing voltage/time trace
  33. 1770 Cuvier Maastricht Mosasaur
  34. Light passing through prism
  35. Cross section biomedical illustration of pulp and root abscess in molar
  36. Pylons in a rural landscape at dusk
  37. DNA sequences
  38. Electromagnetic spectrum, artwork
  39. Ulcerative colitis, SEM
  40. Molecular properties of different liquids
  41. Liesegang patterns
  42. Thumb print
  43. The docking of SpaceX Dragon to the International Space Station above Earth
  44. Microscopic view of Giardiasis
  45. China, Guangxi, Guilin, Dragon's Backbone rice terraces, Longji, Longsheng
  46. Soap bubbles
  47. Generalized Flower And Arrangement Of Floral Parts At The Flower's Base
  48. Heart valve and strings, SEM