Résumé de l'étude

1. Origine du Projet Colorado
2. Définition d'un ovni
3. Signalements d'ovnis
4. Prologue au projet
5. Planification initiale
6. Enquêtes de terrain
7. Expliquer les signalements d'ovnis
8. Sources de signalements d'ovnis
9. Hypothèse extra-terrestre
10. Vie intelligente ailleurs
11. Propagation de la lumière et perception visuelle
12. Etude de photographies d'ovnis
13. Indices physiques directs et indirects
14. Observation radar d'ovnis
15. Observations visuelles faites par des astronautes américains
16. Attitudes du public face aux ovnis
17. Autres études psychologiques
18. Instrumentation pour les recherches sur les ovnis
19. Conclusion

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