#2443 - Filippo Biondi

Summary of #2443 - Filippo Biondi

by Joe Rogan

2h 12mJanuary 23, 2026

Overview of #2443 - Filippo Biondi (The Joe Rogan Experience)

This episode features Filippo Biondi (telecommunications engineer) describing a satellite-based Doppler/radio-tomography method his team used to image subterranean structures beneath the Giza Plateau. Biondi and collaborators claim the technique (applied across multiple satellites and hundreds of passes) reveals large, regular, spiral/columnar and chambered structures beneath the pyramids—results he says were validated by benchmarks and by imaging known subterranean facilities. The conversation covers the method, the claimed discoveries, possible functions (resonance / vibration / energy / ritual), controversies, proposed next steps (robotic in‑situ exploration), and broader implications for human history.

Method & validation

  • Technique: Doppler-based synthetic aperture radar (SAR) / radio-tomography that analyzes coherent vibration-related signals (entropy) captured at the Earth’s surface by satellites rather than “penetrating” ground like traditional radar.
  • Satellites used: COSMO-SkyMed (Italian), Capella Space (U.S.), and others. Biondi reports >200 scans across different platforms with consistent results.
  • Validation/benchmarks:
    • Accurately imaged internal, known features of the Khufu (Great) Pyramid — King’s Chamber, Queen’s Chamber, Grand Gallery and a “Z” multi-layer structure.
    • Imaged the underground Gran Sasso laboratory (particle physics facility) and other engineered subsurface features (tunnels, turbines in Mosul Dam). These are presented as independent verification that the method maps buried man-made structures at depth.

Key claims and findings

Note: the items below summarize claims made on the show. They should be read as reported findings, not established archaeological fact.

  • Giza Plateau (claimed)
    • Large, regular vertical structures under Khafre/Khufu (described as spirals/coils around columns).
    • Correlated passages and horizontal corridors (~3 m tall) linking features.
    • Shafts accessible from around the Sphinx/Khafre area that descend deep and are reportedly blocked by debris.
    • Depth estimates:
      • Some shafts reportedly reach ~600 meters to chambers.
      • Biondi mentions larger structures potentially extending down to ~1.2 km in some reconstructions.
    • Enormous chambers at shaft termini claimed to be on the order of ~80 m × 80 m × 80 m (roughly a football-field scale).
    • A “Z” multi-layer structure inside Khufu: described as stacked stone layers acting as a low-pass filter for mechanical vibrations, topped by a cap or “antenna” that funnels vibration downward to a central granite box (the so‑called sarcophagus).
    • The granite box is hypothesized to be a resonant chamber where vibrational energy concentrates—speculative suggestion that a living person placed there might experience extreme altered states (out‑of‑body / psychedelic-like experiences).
  • Broader/other sites
    • Biondi proposes scanning other ancient megalithic sites (Göbekli Tepe, Pumapunku, Peruvian sites, Karakora in the North Caucasus) and says his technique is scalable globally because many SAR satellites provide worldwide coverage.
    • He referenced an underground megalithic shaft in the Russian Caucasus (Karakora) and various anomalous megalithic constructions elsewhere.
  • Additional observations linked to the findings:
    • Salt and water evidence on inner pyramid surfaces consistent with major flooding events; Biondi connects this to flood/sea inundation hypotheses (e.g., Younger Dryas / Great Flood narratives).
    • Proposed antiquity: Biondi argues the pyramids / underground systems may be older than standard Egyptological dates—he suggests dates potentially between ~11,000 and 36,000+ years ago (he places a personal midpoint around ~18–20k years), and references Zep Tepi and flood chronologies.

Interpretations & hypotheses discussed

  • Purpose theories advanced or referenced:
    • Resonant device / energy system (Christopher Dunn’s work referenced): pyramids as acoustic/vibrational machines, not tombs.
    • The “Z” and layered stones act as frequency filters; cap funnels mechanical energy; granite box concentrates vibrations—possible ritual/psychotechnical use or practical energy-generation function.
    • Water and natural vibrations (plus possible mechanical devices) could be components of the systems producing the effects.
    • Psychological/ritual: the idea the structures could be designed to induce profound experiences (ritual, initiatory, or consciousness-altering).
  • Biondi stresses he is reporting measurements; functional interpretations are for other experts and interdisciplinary teams to test.

Controversy, reception, and institutional response

  • Public/academic reaction:
    • Strong skepticism from mainstream archaeologists and online debunkers; Biondi describes resistance he attributes to “gatekeeping” and the paradigm‑shattering nature of the claims.
    • Biondi and colleagues published a peer‑reviewed paper in 2020 on Khufu internal imaging; he also reported filing an updated US patent recently (under NDA earlier).
  • Confidence:
    • Biondi states he is “100% convinced” of his measurements’ accuracy and welcomes replication by independent teams.
  • Commercial and institutional interest:
    • Inquiries from mining, hydrocarbon, and water companies interested in the method for resource and water detection.
    • Plans for a Malta-based foundation to manage philanthropic and research projects aimed at safe in‑situ exploration and wider scanning campaigns.
    • Proposed academic collaborators include the University of Ferrara and Italian geological and governmental institutions for in‑situ, state-of-the-art exploration.

Practical next steps proposed on the podcast

  • Immediate priorities described by Biondi:
    • Secure Egyptian approvals to pursue a non‑destructive, robotic exploration of the shafts (clean enough to send drones/robots, not large‑scale destructive excavation).
    • Assemble a multidisciplinary team: archaeologists, geologists, engineers, roboticists, conservators.
    • Use robots and drones (not humans) for initial entry and video/documentation to reduce risk from unstable shafts and debris.
    • Perform sampling (debris, salts, organic deposits) for dating (radiocarbon/other) and geochemical analysis to test flood/age hypotheses.
    • Independent replication: release raw data and invite external groups to replicate SAR/Doppler tomography results on Giza and benchmark sites.
    • Expand scans globally (Gobekli Tepe, Pumapunku, Karakora, Peruvian megaliths, etc.) to map similar buried complexes.

Action items / recommendations (for researchers, funders, interested parties)

  • Independent verification: encourage research groups with SAR access to replicate scans of the Giza Plateau and other reported anomalous sites.
  • Peer-reviewed transparency: publish raw tomographic data, detailed processing steps, and code for independent evaluation.
  • Safety-first in-situ exploration: develop robotic/drone plans, risk assessments, and minimally invasive protocols before any human entry.
  • Multidisciplinary proposal: form a coalition (Egyptian authorities + archaeologists + geophysicists + engineers + conservators) to design controlled exploratory campaigns.
  • Targeted sampling: if safe and permitted, obtain sealed-core samples from shaft debris for stratigraphic and chronological testing, and salt/geochemical assays.
  • Fundraising & governance: pursue mixed funding (grants, institutional, philanthropic) and set up transparent stewardship (e.g., the Malta foundation Biondi mentions).

Notable quotes (paraphrased)

  • Joe Rogan: “If this is accurate, it essentially rewrites all of human history.”
  • Filippo Biondi: “I am convinced, 100%,” regarding the method’s imaging accuracy.
  • Biondi: “We are not penetrating anything; we are grabbing entropy on the Earth’s surface” (on how the technique works).
  • Biondi on approach: “We don’t have to dig holes that ruin what is preserved—clean enough and use robots.”

Where to read/learn more

  • Filippo Biondi’s site (as given on the show): harmonicsar.com — updates and publications.

Summary note: the episode mixes technical explanation, claimed remote-sensing results, strong—but still extraordinary—interpretations about purpose and age, and clear calls for independent verification and in-situ exploration. Biondi emphasizes measurement confidence and seeks collaborative, non‑destructive follow‑up; his claims, if substantiated by independent experts and in-situ sampling, would have major implications for archaeology and human history.