B.O.O.G. Bureau
B.O.O.G. Bureau of Observational Optics and Geosciences – Premier Earth science podcast blending geology and gemology.
- Indexed episodes, last 90 days
- 19
- Latest publication
- Sep 10, 2026
- Audience
- Checking…
- Earliest in this view
- Jul 6, 2026
Latest episodes
Meteorite Impacts, Lost Oceans and Ancient Continents Hidden in Stone (opens the original)
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A single crystal or thin layer of rock can preserve evidence of events that happened hundreds of millions or even billions of years ago . Ancient continents can disappear beneath oceans, shorelines can be erased, volcanic landscapes can be completely weathered away, and meteorite impacts can leave no obvious surface crater — yet traces of those events may survive inside minerals and geological layers. This long-form podcast explores how geologists use rocks as a kind of deep-time forensic archiv
Hidden Faults, Lost Rivers and Ancient Coastlines Under Cities (opens the original)
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Modern cities can make the landscape beneath them almost impossible to imagine. Streets, buildings, tunnels and infrastructure can completely conceal the rivers, wetlands, shorelines, faults and sediments that shaped the ground long before the city existed. This long-form podcast explores the hidden geology beneath urban environments and the techniques scientists use to reconstruct these buried “ghost landscapes.” Two hosts examine how ancient river channels and floodplains can remain preserved
Earth Is Still Making New Rocks — And We Barely Notice (opens the original)
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Rocks can seem like permanent pieces of an ancient world, but Earth is constantly creating new mineral phases and rock-like materials through chemical reactions, extreme heat, pressure and rapid changes in the environment. Some form over geological timescales, while others can appear in minutes or hours and then quickly dissolve, alter or disappear. This long-form podcast explores the places where the mineral kingdom is still actively being built today. Two hosts examine hydrothermal vents, wher
The Planet Is Constantly Vibrating — Here’s Why (opens the original)
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Even when the ground feels completely still, Earth is never truly quiet. Across the planet, sensitive seismometers continuously record tiny vibrations created by ocean waves, weather, geological processes, and human activity. In this episode, two hosts explore the science behind Earth’s persistent microseismic background noise and how researchers are turning what once looked like meaningless seismic “static” into a powerful scientific tool. Most microseisms occur roughly between 0.05 and 0.5 her
What’s Trapped Inside Earth’s Deepest Diamonds? (opens the original)
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A small fraction of diamonds form far deeper than most. Some crystallize hundreds of kilometers beneath the surface, in regions of Earth that humans can never directly explore. Trapped inside these rare gems are microscopic mineral inclusions that preserve clues about the planet’s hidden interior. In this episode, two hosts explore what ultra-deep diamonds can actually tell us about the mantle, using evidence from mineralogy, geochemistry, spectroscopy, and isotopic analysis. Most diamonds form
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