The Joe Rogan Experience

#2443 - Filippo Biondi

January 23, 2026

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  • Filippo Biondi and his team used satellite-based radar tomography, a technique he developed, to detect massive, uniform structures, including 20-meter columns and coils, deep beneath the Giza pyramids. 
  • The research team confirmed the accuracy of their satellite data by cross-referencing scans from multiple satellites and validating the technology by precisely measuring an underground particle collider. 
  • The findings, which suggest the pyramids are not tombs and point to an advanced, older civilization, align with theories suggesting the structures were designed to interact with universal constants or facilitate profound experiences, potentially linked to ancient flood events evidenced by salt deposits found inside the pyramids. 
  • Filippo Biondi's research using advanced radar imaging suggests that the construction of the Giza Pyramids and associated ancient civilization may date back 18,000 to 20,000 years, significantly pushing back conventional timelines. 
  • The debris found deep within the shafts of the pyramids is strongly suggested to be sediment deposited by a 'Great Flood,' potentially linking the structures to the Younger Dryas Impact Theory. 
  • Biondi's technique, which relies on sound and vibration analysis, has been validated by accurately mapping known underground structures, including the Mosul Dam's internal tunnel and the particle collider deep within Italy's Gran Sasso mountain. 

Segments

Guest Background and Research Introduction
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(00:00:14)
  • Key Takeaway: Filippo Biondi is an engineer whose research team is investigating controversial structures beneath the Giza pyramids.
  • Summary: The research group is headed by Corrado Malanga, a professor of chemistry at the University of Pisa. Biondi’s background is in telecommunication engineering, having graduated from the University of Lecce and completed his PhD at La Sapienza in Rome. The work is described as potentially rewriting all of human history if accurate.
Radar Tomography Methodology Explained
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(00:03:35)
  • Key Takeaway: The technology uses satellite-based radio tomography, capturing Earth snapshots from 600km altitude and focusing them using Doppler frequency analysis to map underground mechanical vibrations.
  • Summary: The radar is installed on a satellite traveling at 7 km/s, capturing snapshots of the Earth’s surface. The focusing procedure in the azimuth direction utilizes the Doppler frequency shift caused by the target’s velocity. This process extracts information carried within mechanical vibrations present on the Earth’s surface, revealing underground structures.
Initial Pyramid Scans and Validation
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(00:06:17)
  • Key Takeaway: Initial 2019 scans focused on the Khufu pyramid, accurately mapping known internal structures like the Grand Gallery, King’s Chamber, and Queen’s Chamber.
  • Summary: The initial research focused solely on scanning inside the Khufu pyramid (Khnum Kufu) to tailor the processing algorithms. After publishing peer-reviewed results in 2020, the team expanded their research to the entire Giza plateau. The technology’s accuracy was confirmed by matching known internal dimensions and locations.
Discovery of Subterranean Columns
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(00:11:41)
  • Key Takeaway: Adjusting algorithms to scan deeper beneath the Kafre pyramid revealed immense, uniform structures, estimated to be 20-meter diameter columns.
  • Summary: Biondi initially felt skepticism upon seeing the results, suspecting noise, but the uniformity and specific alignment of the structures were compelling. Confirmation was sought by using American satellites (Capella Space) in addition to the Italian system, yielding consistent results over 200 scans. The discovery suggests structures far larger than previously imagined exist below the pyramids.
Underground Chambers and Structure Confirmation
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(00:24:34)
  • Key Takeaway: Scans reveal structures descending from the Kafre pyramid base, characterized by a spiral nature, culminating in massive chambers measuring approximately 80x80x80 meters.
  • Summary: The data shows vertical structures with a regular, spiral pattern extending downward. These structures connect horizontally, forming corridors about three meters tall. At the base of these structures, chambers of 80-meter dimensions in length, width, and height were detected beneath all three pyramids and the Sphinx, all appearing to reach a uniform depth.
The Sarcophagus as a Resonating Chamber
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(00:54:07)
  • Key Takeaway: The multi-layered structure inside the Khufu pyramid (the ‘Z’) functions as a low-pass filter, channeling vibrations to the granite box, suggesting it was intended for a living person, not a tomb.
  • Summary: The top of the structure acts as an antenna to attract mechanical vibrations, which are then filtered through layers that scatter vibrations on top but remain flat underneath. This filtering process directs the energy precisely into the granite box (sarcophagus). Biondi speculates this was designed for a person to have a profound, possibly out-of-body, experience.
Connecting Pyramids to Ancient History
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(01:06:17)
  • Key Takeaway: The presence of salt deposits inside the pyramids, combined with the debris-filled shafts, strongly suggests the Giza plateau was flooded by a massive sea event, potentially linking the pyramids’ construction age to pre-Great Flood timelines (older than 11,000 years).
  • Summary: Biondi observed salt on the pyramid walls, tasting like seawater, supporting the theory of a massive flood event. This flood likely filled the shafts with debris, which is why they are currently blocked. This timeline places the pyramids between the 36,000-year-old Göbekli Tepe and the recognized Great Flood era.
Ancient Civilization Timeline Debate
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(01:16:43)
  • Key Takeaway: Evidence from water erosion on the Sphinx suggests construction dates back to at least 9,000 years ago, potentially supporting theories of civilizations predating conventional history.
  • Summary: The discussion references John Anthony West’s theory that the Sphinx construction could be over 30,000 years old. Geologist Robert Schock noted vertical fissures from rainfall, indicating thousands of years of rain in the Nile Valley, dating back at least 9,000 years ago. This research activity aims to rewrite the established historical narrative by dating materials found within the pyramid shafts.
Mystery of Ancient Construction Methods
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(01:18:54)
  • Key Takeaway: The precise engineering and cutting techniques used to construct structures like the Grand Gallery remain incomprehensible even with modern technology.
  • Summary: The difficulty in understanding how ancient people cut and transported the massive stones composing structures like the Grand Gallery is highlighted. If the civilization is 15,000 to 20,000 years old, most organic materials would have eroded, leaving only stone structures behind. The complexity of the older structures contrasts with newer ones, suggesting a peak in ancient engineering capability.
Filippo Biondi’s Personal Fascination
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(01:19:48)
  • Key Takeaway: Filippo Biondi’s deep interest in the pyramids began in childhood through early personal computer use, solidifying into a research focus starting around 2018.
  • Summary: Biondi developed an early fascination with the pyramids while using a very old personal computer. His active research interest in the pyramids and human origins only began in 2018. He believes studying the pyramids is crucial because they hold answers to humanity’s origins, which are currently unknown.
Exploring Subterranean Structures Safely
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(01:22:48)
  • Key Takeaway: Biondi presented methods for exploring underground structures without drilling, including mapping shafts and corridors beneath the pyramids.
  • Summary: Biondi showed structures beneath the Kafre pyramid and described his non-invasive method for accessing areas below ground. He questioned why visible shafts, which are clearly man-made, are not being explored. He proposed combining tourism with research by cordoning off work areas while allowing visitors access to the Giza plateau.
Underground Chambers and Debris Analysis
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(01:25:48)
  • Key Takeaway: Radar imaging revealed large, man-made structures and debris at the bottom of deep vertical shafts, potentially confirming the impact of a major flood event.
  • Summary: Biondi pointed to images showing structures and debris inside a deep shaft, suggesting the pyramid’s function was halted by the Great Flood. The debris could be analyzed for salt content to confirm saltwater inundation, and carbon dating of organic material within the debris could align with the Younger Dryas Impact Theory timeline around 12,000 years ago.
The Labyrinth and Herodotus’ Account
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(01:31:09)
  • Key Takeaway: Ground-penetrating radar detected a massive, complex labyrinth beneath the Giza Plateau, described by Herodotus as surpassing the pyramids themselves.
  • Summary: The Osiris shaft contains ice-cold, clean drinking water, suggesting a natural spring, which contrasts with the salty water associated with the Great Flood debris. Ground-penetrating radar revealed a labyrinth structure containing a 40-meter-long metallic object, which Herodotus described as more spectacular than the pyramids. This suggests a highly advanced civilization existed that operated differently from modern technological paths.
Vibration, Resonance, and Ancient Technology
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(01:38:03)
  • Key Takeaway: Ancient builders likely utilized technology based on sound and harmonic resonance, contrasting with modern science’s reliance on force and light-based principles.
  • Summary: The precise cutting of granite is deemed impossible even today, suggesting an advanced, non-linear technology was employed. Modern science follows a path based on light and force (like hot fusion), whereas the pyramids seem designed to generate or maintain sound and vibration, resonating perfectly. This implies the ancients worked in harmony with nature’s constants.
Validation of Radar Technique
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(01:47:47)
  • Key Takeaway: Biondi’s radar technique accurately predicted the location of a previously unknown corridor near the Grand Gallery, which was later confirmed by the ScanPyramids project.
  • Summary: Biondi’s 2022 findings depicted previously unknown chambers, including a chevron connecting to a corridor at the base of the Grand Gallery, which was confirmed six months later by Zahi Hawass. Biondi suggests the ScanPyramids project may be misinterpreting the ‘big void’ as inclined when it is actually flat, demonstrating the superior accuracy of his method.
Global Application of Radar Technology
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(01:52:23)
  • Key Takeaway: Biondi’s radar technique is being proposed for scanning other megalithic sites globally, including Sacsayhuamán in Peru and the mysterious Karakora shaft in Russia.
  • Summary: Biondi intends to scan Sacsayhuamán in Peru, known for its marshmallow-like, precisely carved stones designed to absorb earthquake impacts. He also highlighted the Karakora shaft in Russia, discovered in 2011, which features deep, precisely cut megalithic blocks, suggesting other undiscovered ancient complexes exist worldwide.