Results 141 to 150 of about 15,166 (249)

Geological rhythms and cometary impacts [PDF]

open access: yes
Time series analysis reveals two dominant, long-term periodicities approximately equal to 32 and 260 million years in the known series of geological and biological upheavals during the Phanerozoic Eon.
Rampino, M. R., Strothers, R. B.
core   +1 more source

Remnants of early Earth differentiation in the deepest mantle-derived lavas. [PDF]

open access: yesProc Natl Acad Sci U S A, 2021
Giuliani A   +3 more
europepmc   +1 more source

Abiotic polycyclic aromatic hydrocarbons originating from the sub-oceanic mantle. [PDF]

open access: yesSci Rep
Mitsukawa I   +13 more
europepmc   +1 more source

Evolving mantle convection from bottom up to top down. [PDF]

open access: yesInnovation (Camb), 2022
Mitchell RN   +3 more
europepmc   +1 more source

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