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Hal Puthoff Papers

Freely accessible research papers and publications

Harold E. Puthoff, Ph.D. is a physicist whose research spans remote viewing, zero-point energy, and advanced propulsion. He earned his Ph.D. from Stanford University in 1967 and has worked at General Electric, Sperry, the National Security Agency, Stanford University, and SRI International.

This collection includes papers that are freely available through open-access repositories (arXiv) and author-uploaded versions (ResearchGate). Links are provided to the original sources.

UAP & Ultraterrestrial Research

ULTRATERRESTRIAL MODELS

H.E. Puthoff, Ph.D. | September 2022

Addresses the UAP phenomenon under the overarching theme of "Ultraterrestrials" to develop a template for analyzing data.

Zero-Point Energy & Vacuum Physics

Advanced Space Propulsion Based on Vacuum (Spacetime Metric) Engineering

H.E. Puthoff | February 2012

Explores the concept of engineering the quantum vacuum for space propulsion applications, including the Alcubierre warp drive and related concepts.

Engineering the Zero-Point Field and Polarizable Vacuum

B. Haisch, A. Rueda, H.E. Puthoff

Investigates the zero-point field of the quantum vacuum as a potential energy source and its relationship to inertia and gravitation.

Source of Vacuum Electromagnetic Zero-Point Energy

H.E. Puthoff | Physical Review A

Fundamental paper on the nature and source of zero-point electromagnetic energy in the quantum vacuum.

Gravity as a Zero-Point-Fluctuation Force

H.E. Puthoff | Physical Review A

Proposes a model where gravity emerges from zero-point fluctuations in the quantum vacuum.

Remote Viewing & Psi Research

What Do We Know About Psi? The First Decade of Remote Viewing Research and Operations at Stanford Research Institute

H.E. Puthoff, E.C. May, R. Targ | December 2019

Comprehensive overview of the first ten years of remote viewing research at SRI, beginning in 1972.

A Perceptual Channel for Information Transfer over Kilometer Distances: Historical Perspective and Recent Research

H.E. Puthoff, R. Targ | Proceedings of the IEEE | 1976

Landmark paper on remote viewing research, presenting historical context and experimental results from SRI.

Additional Resources

Harold Puthoff - ResearchGate Profile

Complete publication list and research profile

Access Puthoff's full ResearchGate profile for a comprehensive list of publications, including those not freely accessible.

EarthTech International

Puthoff's Research Organization

EarthTech International, Inc. is Puthoff's research organization focused on advanced energy and propulsion concepts.

About This Collection

This page provides links to freely accessible versions of Harold Puthoff's research papers. Papers are sourced from open-access repositories (arXiv) and author-uploaded versions on ResearchGate. Links direct to the original sources. For papers not freely available, please consult academic databases or libraries.