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  1. Global temperatures, April 2003
  2. A Relative
  3. West Virginia, Green Bank, National Radio Astronomy Observatory
  4. Adult human skull
  5. Skin section, light micrograph
  6. North Carolina - USGS State Mosaic
  7. Tongue bacteria, SEM
  8. Electric light bulb
  9. Mushroom Chart II
  10. Human skeleton anatomy, artwork
  11. Stem cell research
  12. Inner ear
  13. Uranus and its rings, artwork
  14. Spine anatomy, artwork
  15. Heather - Botanical Illustration
  16. Oregon. Close-up of Owyhee Picture Jasper stone
  17. Resonance experiment
  18. Stages in female human evolution
  19. Normal spine, X-ray
  20. NASA, Houston, Texas
  21. Superficial arteries and veins of face and scalp. cardiovascular system
  22. Osteoblasts building healthy bone
  23. Placing of electrodes for ECG, artwork
  24. Kidney anatomy, artwork
  25. Bilharzia infection, ureter tissue
  26. Artwork of cochlear implant in ear
  27. C-reactive protein, molecular models
  28. Nerve cell, computer artwork
  29. Historical medicinal products
  30. Rice Terraces, Longsheng Ping'an, Guangxi
  31. Eye retina
  32. Microscopic view of bone fibre
  33. Chemistry Equations
  34. Preparing sample vials
  35. Smoke patterns
  36. Organic synthesis
  37. The musculoskeleton of the neck
  38. Conceptual image of DNA
  39. Car design
  40. Heart
  41. Mushroom anatomy, diagram
  42. Leptin molecule
  43. Atom, artwork
  44. Barreal Blanco - USGS Earth as Art
  45. Dental instruments
  46. Antibiotic destroying a bacterium
  47. San Luis, Argentina - USGS Earth as Art
  48. Bears