Well, the longest on openDemocracy for sure. A discussion, prompted by the BBC's The Power of Nightmares TV series, which has ranged far and wide over months, in marathon style, reached a momentous 1000 posts on 4 March.
The thread's initiator David Thompson commented:
this behemoth of a thread, we’ve covered geopolitics, theology, moral
absolutes, epistemology, the scientific method, the nature of infinity
and nothing, and the choking hazards of metaphorical bagels.
What a ride."
Ambitious? Certainly. Find out what the fuss is about here.