- Congratulations to our @ucph-soa.bsky.social colleague Rune Iversen and co-authors omn their new paper out today in @antiquityj.bsky.social about the enigmatic Neolithic engraved sun placques from Bornholm, which may be connected to darkening of the sun due to volcanic activity. tinyurl.com/yvkxmrxvJan 16, 2025 09:37