Chronological evidence fails to support claim of an isochronous widespread layer of cosmic impact indicators dated to 12,800 years ago

Citation

Meltzer et al. (2014). Chronological evidence fails to support claim of an isochronous widespread layer of cosmic impact indicators dated to 12,800 years ago. Proceedings of the National Academy of Sciences.

Author names and publication information are transcribed from the source; some author lists are abbreviated.

Editorial assessment & provenance

Editorial assessment

Critical

Source collection

Peer Reviewed Literature

Record type

Paper

Publication status

Not independently checked

Author affiliation

Authors associated with critical research groups (source classification)

Source location

Peer Reviewed Literature, row 112

Snapshot imported

2026-10-08

Editorial assessments are those of the bibliography’s curators. The authors’ conclusions should be read in the original publication. Corrections, retractions, and review status have not been comprehensively audited.