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  1. Ceratosaurus
  2. Microscopic view of immunoglobulin G antibodies
  3. Nerve demyelination, TEM
  4. 1835 Maneless Indian Lion by Edward Lear
  5. Waziristan Hills - USGS Earth as Art
  6. Quality control of integrated circuit wafers
  7. Railway carriages
  8. Veterinarians examining the Greyhound in the office
  9. Used interdental brush, SEM
  10. Conceptual image of human lungs and rib cage
  11. Langley's sunspot observation, 1873
  12. General colon anatomy, with labels
  13. 4p electron orbitals
  14. Allosaurus dinosaur skull
  15. Illustration of lung bronchioles and alveoli
  16. Utility pipes, artwork
  17. Medieval physician and pharmacist
  18. Jordan - USGS Earth as Art
  19. Practical Wireless, February 1957
  20. Blood samples
  21. Intestinal microvilli, SEM
  22. Homo floresiensis
  23. Methane bubbles
  24. The muscles of the hand
  25. Human Skin
  26. Body Plans of Extinct Reptiles
  27. Body musculature
  28. Delaware - USGS State Mosaic
  29. 3D Mandelbrot fractal. Computer-generated image derived from a Mandelbrot Set.
  30. Ganges River Delta - USGS Earth as Art
  31. The arteries of the brain
  32. Woven fabric fibres, SEM
  33. Apatosaurus
  34. Art of pulmonary tuberculosis with lung cavities
  35. Ichthyosaurus and Pleisiosaurus, artwork
  36. Sycamore leaf bud, light micrograph
  37. Female mammary gland. endocrine system
  38. Transverse section of an artery. cardiovascular system, circulatory system
  39. Tongue bacteria, SEM
  40. Man using laptop computer
  41. X-ray of human and chimpanzee skulls
  42. Microscopic view of plant tissues
  43. Dioscorides, Ancient Greek physician
  44. Euoplocephalus
  45. Nebraska - USGS State Mosaic
  46. Bass scale, light micrograph
  47. Assorted capsules and gel-caps
  48. Perpetual motion machine, 19th century