Cats, science and puns
  1. Neil DeCat Tyson
  2. Cat Sagan
  3. Catpurrnicus
  4. Catsimov
  5. Heisencat
  6. Professor Meowington
  7. Marie Purree
    With thanks to @human_otter
  8. Stephen Pawking
  9. Jane Goodpaw
  10. Albert Felinestein
  11. Catalie Portman
    @_alyssa (psychology)