Results 161 to 170 of about 32,483 (245)

Organic geochemical evidence for life in Archean rocks identified by pyrolysis-GC-MS and supervised machine learning. [PDF]

open access: yesProc Natl Acad Sci U S A
Wong ML   +28 more
europepmc   +1 more source

Resurrected nitrogenases recapitulate canonical N-isotope biosignatures over two billion years. [PDF]

open access: yesNat Commun
Rucker HR   +6 more
europepmc   +1 more source

Archean ultramafic rocks

open access: yes, 1972
G Castilla   +9 more
openaire   +1 more source

Silicon isotopic signatures of granitoids support increased weathering of subaerial land 3.7 billion years ago. [PDF]

open access: yesCommun Earth Environ
Greber ND   +5 more
europepmc   +1 more source

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