Cycles and Harmonics Forum ForumsWhat’s NewRecent Posts Forums Scientific Cycles Geology & Paleontol... Notifications Clear all Geology & Paleontology Geology & Paleontology RSS Page 1 / 6 1 2 3 4 5 6 Next Topic Title Views Posts Members Geology & Paleontology RayTomes, 4 months ago 408 1 No replies The 26–27-Million-Year Cycle of Extinctions etc RayTomes, 2 months ago 445 1 No replies Spartak Afanasiev RayTomes, 3 months ago 442 1 No replies Magnetic Reversals CRI, 4 months ago 468 2 The Temporal Characteristics of the Geologic Record: Global Correlations of Multi-Million-Year Cycles CRI, 4 months ago 533 1 No replies Correlation and Cyclicity of Stratigraphic Sequence Boundaries and Chronostratigraphic Stage Boundaries of the Last 253 My CRI, 4 months ago 431 1 No replies Stratigraphic Cycles: What Are They? CRI, 4 months ago 464 1 No replies Cycles in Earth Sciences, Quo Vadis? Essay on Cyclicity Concepts CRI, 4 months ago 400 1 No replies Are Impact Craters and Extinction Episodes Periodic? Implications for Planetary Science and Astrobiology CRI, 4 months ago 383 1 No replies Mass Extinctions of Land-Dwelling Animals Occur in 27-Million-Year Cycle CRI, 4 months ago 508 1 No replies Page 1 / 6 1 2 3 4 5 6 Next Share: