He’s called the Irish Achilles, but the Hound of Ulster, Cú Chulainn, is more like the incredible Hulk (source: the Ulster Cycle).
![Did The Sick-Bed of Cú Chulainn Inspire 2019’s The Lighthouse? [Folklore in Film]](https://i0.wp.com/irishmyths.com/wp-content/uploads/2025/07/FF-IN-THE-LIGHTHOUSE.003.jpeg?resize=1200%2C900&ssl=1)
Did The Sick-Bed of Cú Chulainn Inspire 2019’s The Lighthouse? [Folklore in Film]
It’s one of Irish mythology’s most fascinating stories. But did it inspire Robert Eggers’ folk-horror masterpiece?
![Does Irish Mythology Prove That Cú Chulainn Was a Comet? [Cosmic Cú Chulainn Part 4]](https://i0.wp.com/irishmyths.com/wp-content/uploads/2023/08/cosmic-youtube-cover-image-new-better.002.jpeg?resize=1200%2C900&ssl=1)
Does Irish Mythology Prove That Cú Chulainn Was a Comet? [Cosmic Cú Chulainn Part 4]
What do Irish mythology and Arthurian legend tell us about the nature of comets? Are they associated with heroes, or villains?
![Does History Support the Theory That Cú Chulainn Was a Comet? [Cosmic Cú Chulainn Part 3]](https://i0.wp.com/irishmyths.com/wp-content/uploads/2023/07/2560px-sky-on-fire-cometaugsburger_wunderzeichenbuch_e28094_folio_144-_himmelsfeuer_uber_augsburg_1542-2053969554-e1690757990924.jpeg?resize=1200%2C900&ssl=1)
Does History Support the Theory That Cú Chulainn Was a Comet? [Cosmic Cú Chulainn Part 3]
The documentary evidence we have from the 530s paints a grim picture of human existence. But was a comet to blame?
![The Science Behind the “Cú Chulainn Was a Comet” Theory [Cosmic Cú Chulainn Part 2]](https://i0.wp.com/irishmyths.com/wp-content/uploads/2023/07/planetoid_crashing_into_primordial_earth2.jpeg?resize=1200%2C900&ssl=1)
The Science Behind the “Cú Chulainn Was a Comet” Theory [Cosmic Cú Chulainn Part 2]
Scientists agree there was a global nuclear winter-like event in 536 CE. But was it a comet or a volcano that caused the cataclysm?
![Was the Irish Hero Cú Chulainn Actually a Comet? [Cosmic Cú Chulainn Part 1]](https://i0.wp.com/irishmyths.com/wp-content/uploads/2023/07/comete_tapisserie_bayeux.jpeg?resize=600%2C450&ssl=1)
Was the Irish Hero Cú Chulainn Actually a Comet? [Cosmic Cú Chulainn Part 1]
The cosmic Cú Chulainn theory posits that the Irish hero Cú Chulainn, the Irish god Lugh, and King Arthur are all representations of Halley’s Comet. But is it true?
They Might Be Giants: 10 Colossal Celts of Irish Myth & Legend
It’s a tall tale as old as time: warrior and the giant. But who are the most famous giants from Irish mythology? And are they *really* giants, or wizards in disguise?
Casting the Celtic Gods in the Marvel Cinematic Universe, Part I: The Core Team From the Comics
My picks for which Irish, Scottish, Welsh, English, and French actors and actresses should play the core team of Celtic gods (a.k.a. the “Tuatha de Danaan” on the big screen
The Top 10 Books About Ireland’s Greatest Hero: Cú Chulainn
Cú Chulainn is (arguably) the greatest hero from Irish mythology. But what do you really know about the guy/demigod? These are the most popular books on the Irish Incredible Hulk
Who Is the Greatest Hero in Irish Mythology? Cú Chulainn vs. Fionn mac Cumhaill
In this corner, the Hound of Ulster himself, the Irish Achilles, Cú Chulainn. And in this corner, the leader of the Fianna, hero of the Fenian Cycle, Fionn mac Cumhaill. Let’s get ready to rumble!