1. Extra terrestrial abiogenic organization of organic matter: The hollow spheres of the Orgueil meteorite

   • Martine Rossignol-Strick
   • Elso S. Barghoorn

   OriginalPaper Pages: 89 - 107

2. The effect of temperature on the survival of microorganisms in a deep space vacuum

   • C. A. Hagen
   • J. F. Godfrey
   • R. H. Green

   OriginalPaper Pages: 108 - 117

3. Embryogenesis in 100% O₂ at reduced pressure

   • Harold S. Weiss
   • Michel Grimard

   OriginalPaper Pages: 118 - 124

4. Circadian periodicity of plasma cortisol levels: Effect of random living schedule in man

   • George C. Curtis
   • Max L. Fogel

   OriginalPaper Pages: 125 - 134

5. Truth table classification and identification

   • Eugene W. Rypka

   OriginalPaper Pages: 135 - 156

6. Interstellar molecules and the origin of life

   • David Buhl
   • Cyril Ponnamperuma

   OriginalPaper Pages: 157 - 164

7. A scientist in the cockpit: The case history and analysis of a UFO sighting

   • Harvey Wichman

   OriginalPaper Pages: 165 - 170

8. Comparison of tolerance to hypoxia and hyperoxia in chinchillas and guinea pigs

   • H. E. Ederstrom
   • T. K. Akers
   • R. E. Thompson

   Research Note Pages: 171 - 173

9. Effect of immobilization on urinary catecholamine excretion and blood-thyroxine level in rats

   • L. Tomaszewska
   • H. Kaciuba-uściŀko
   • S. Kozlowski

   Research Note Pages: 174 - 176