A only a trillion

Only a Trillion, or Marvels of Science in one edition, is a non-fiction book by Isaac Asimov. The collection of science essays was first published by Abelard-Schuman in 1957. It also includes three scientific spoof articles by the end.

The title refers to the number of atoms of astatine-215 isotope in the top 10 miles of the Earth's crust of the North and South American continents.


  • The Atoms That Vanish
  • The Explosions Within Us
  • Hemoglobin and the Universe
  • Victory on Paper
  • The Abnormality of Being Normal
  • Planets Have an Air About Them
  • The Unblind Workings of Chance
  • The Trapping of the Sun
  • The Sea-Urchin and We
  • The Sound of Panting
  • The Marvellous Properties of Thiotimoline
    • The Endochronic Properties of Resublimated Thiotimoline
    • The Micropsychiatric Applications of Thiotimoline
  • Pâté de Foie Gras


See Also[]

List of Books by Isaac Asimov