History (Chronology)

Gunnar Heinsohn: Tenth Century collapse
Gunnar Heinsohn: Ephesus in the 1st Millennium
Gunnar Heinsohn's latest: Wrecked Metropolises of the 1st Millennium - acomparison
Ruth Dwyer: the comet of 536 and the Ravenna mosaics
CO2 emissions are ruining C14 readings
Gunnar Heinsohn's latest: How did so many Roman elements (1st-3rd cent. AD) make it into the Viking Age (8th-10th cent. AD)?
Gunnar Heinsohn: In a nutshell - the controversy of revised chronology of 1st Millennium AD