The Hindenburg Omen may not be the holy grail the bears might like, but it still has plenty of street cred as a wake-up call.

FORBES: Another Hindenburg Omen? Not Again!

Pope Clement VII's 1530 bull approving the coronation of the Holy Roman Emperor Charles V might seem an assertion of papal supremacy until one notes that it followed the 1527 sack of Rome by Charles's mutinous troops, many of them German Lutherans.

WSJ: Lux in Arcana | Capitoline Museum | The Papacy's Private Papers | By Francis X. Rocca

If the party feels it is too soon to abandon hope that co-operation with Mr Blair can deliver the holy grail of electoral reform, Ming might be their man.

ECONOMIST: They love him now he��s going

It might be with a gun, an army, a holy book, a law, an invisible free-market hand.

NPR: All Beings Are Interconnected

Poloma says some people might hear that and say Palin believes this is a holy war, or that Pentecostals think this is a holy war.

NPR: Examining Palin's Pentecostal Background

The current Israeli government hoped that the Palestinians might be satisfied with control over their (Muslim and Christian) holy places, plus a capital in Abu Dis, an Arab suburb just beyond the municipal border, where Yasser Arafat is in fact building himself a parliament.

ECONOMIST: Unholy rows over the holy city of Jerusalem

And we might be provided with clues that reveal the trail to unraveling the ultimate holy grail of fundamental particle physics -- a quantum theory of gravity.

CNN: Higgs and the holy grail of physics