Cycles and Harmonics Forum ForumsWhat’s NewRecent Posts Forums Search Notifications Clear all Tag: extinction Search Phrase: Search Type: Search Entire Posts Search Titles Only Find Topics by Tags Find Posts by User Find Topics Started by User Advanced search options Search in Forums: Announcements & Organisations — Announcements - Please read this first — Bio & Introduce yourself please — Ask Questions and Solve Problems — Interesting but not Cycles — Conference announcements and reports — Cycles Research Institute — Foundation for the Study of Cycles — Harmonic Science Alliance — Sentient Trader (Hurst+) — The Astrological Associatiom Scientific Cycles — Botany — Biology & Human Biology — Climate & Weather — Cosmology & Astronomy — Geology & Paleontology — Harmonics Theory — Interdisciplinary or Other — Physics & Geophysics — Scientific Astrology — Sociology & History — Sun and Solar related variables — Wave Structure of Matter Market Cycles — Bitcoin & Cryptocurrency — Commodities — Exchange Rates — Interest Rates — Stock Markets Methods, Maths and Music — Animation, Graphing and Rendering — Books, Journals, Magazines — Forecasting — Mathematics — Methods — Music and Harmonics — Software — Spiritual, Religious, Esoteric or Other Scientists and Researchers — Einstein — DeBroglie — Schroedinger — Milo Wolff — Dewey — Chizhevsky — Wheeler — Elliott — Gann — Hurst Search in date period: Any Date Last 24 hours Last Week Last Month Last 3 Months Last 6 Months Last Year ago Sort Search Results by: Relevancy Date User Forum Descending order Ascending order The 26–27-Million-Year Cycle of Extinctions etc RayTomes 3 weeks ago 26.7 million years mass extinctions unkown cause geology The Temporal Characteristics of the Geologic Record: Global Correlations of Multi-Million-Year Cycles CRI 2 months ago geologic cycles mass extinctions impact craters volcanism geology and paleontology Are Impact Craters and Extinction Episodes Periodic? Implications for Planetary Science and Astrobiology CRI 2 months ago impact craters extinction cycles astrobiology meta-analysis geology and paleontology Mass Extinctions of Land-Dwelling Animals Occur in 27-Million-Year Cycle CRI 2 months ago land animal extinctions 27-million-year cycle mass extinctions flood-basalt volcanism geology and paleontology Periodic Impact Cratering and Extinction Events Over the Last 260 Million Years CRI 2 months ago impact cratering cycles extinction periodicity circular spectral analysi 26-million-year cycle geology and paleontology Considering the Case for Biodiversity Cycles: Re-Examining Periodicity in the Fossil Record CRI 2 months ago biodiversity cycles fossil diversity 62-million-year cycle extinction periodicity geology and paleontology The 'Human' Statistics of Terrestrial Impact Cratering Rate CRI 2 months ago impact cratering 28-million-year cycle mass extinctions nemesis hypothesis geology and paleontology Periodicity of Extinctions in the Geologic Past (Raup & Sepkoski) CRI 2 months ago mass extinction periodici 26-million-year cycle marine extinctions fossil record geology and paleontology Mass Extinctions and Periodicity CRI 2 months ago extinction periodicity Share: