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Electrogravitics

Project Winterhaven

Updated 2026-06-17
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Project Winterhaven was Thomas Townsend Brown's bid to turn a laboratory curiosity into a weapon system. Drafted in 1952 under his Townsend Brown Foundation and circulated to the U.S. armed services the following year as a "Proposal for Joint Services Research and Development Contract," it argued that the The Biefeld–Brown Effect could be developed into a practical propulsion technology — and laid out an ambitious program to do it.

What it proposed

Winterhaven asked the military to fund a systematic effort to scale up Brown's electrokinetic thrusters, with claimed applications spanning propulsion, communications, and the detection of nuclear explosions. Its boldest vision — the one that has fixed it in memory — was of disc-shaped craft driven by electrogravitic propulsion: silent, without moving parts, and capable, Brown believed, of very high speeds. The saucer framing was an aspiration of the proposal, advanced by Brown, not a description of anything built; read that way, Winterhaven is the moment electrogravitics stopped being a bench effect and reached for flight.

Its fate

There is no public record that any service adopted Winterhaven, and no known funded program followed from it. As with the wider Electrogravitics Systems — The 1950s Antigravity Episode episode, the silence afterward is read two ways: Brown's supporters take it as evidence the work was classified and continued out of sight, while skeptics take it as a simple rejection of an unproven idea. The documented facts — a detailed proposal, dated 1952, circulated 1953, followed by no announced contract — sit between those readings and settle neither. The proposal itself survives in archive copies (the University of Maryland holds one), so the reader can judge Brown's case in his own words.

Sources

Primary sources: the Project Winterhaven proposal — a scanned copy is online (image, not searchable text) — and the University of Maryland archive listing · context in the 1956 Electrogravitics Systems report.