Welcome
Here you can find all content by author Guy Powell including blog posts, interviews, and coming soon the podcast called The Backstory on the Shroud of Turin.
How the Shroud of Turin Solves Science’s Greatest Mystery | Mark Antonacci
Mark Antonacci has devoted over forty years to studying the Shroud of Turin—one of the most scientifically and spiritually significant artifacts in human history. In his powerful presentation, How to Solve the Greatest and Most Controversial Questions of Science and...
Revisiting the Radiocarbon Dating of the Shroud of Turin – New Evidence | Tristan Casabianca
In his presentation at The Shroud of Turin 2025 International Conference & Symposium, historian Tristan Casabianca revisits the controversial radiocarbon dating of the Shroud of Turin, offering new evidence that questions the validity of the 1988 results. Through...
Two Cloths, One Geometry: Linking the Shroud of Turin and Sudarium of Oviedo
Dr. Pedro Peinado’s presentation at The Shroud of Turin 2025 International Conference & Symposium delivers one of the most mathematically precise analyses ever made between the Shroud of Turin and the Sudarium of Oviedo. His study reveals an astonishing geometric...