We investigate the cosmic origins of Cú Chulainn and a potential medieval climate cover-up.
Thanks to Professor Mike Baillie of Queens University Belfast.
The Almanac of Ireland was funded in part by the Broadcasting Authority of Ireland with the television license fee. Presented by Manchán Magan and produced by Colette Kinsella. A Red Hare Media production for RTÉ Radio. All music in this series is by Blue Dot Sessions.