Significados de old conundrum en inglés

It was the age- old conundrum of espionage and detection: Who watched the watchers?

There is an old conundrum song that begins-"Whydo summer roses fade?"

In respect to the old conundrum, "Will saltpetre explode?"

You recall the old conundrum about Oscars.

How does this feed into the age- old conundrum over whether Harrison Ford's Rick Deckard is himself a replicant?

It comes back to that old conundrum, what is he going to do when the ball is not swinging?

Manager Craig Brown himself answered the old conundrum of whether a draw should be regarded as a point won or two points lost.

After reviewing the history of mitochondrial diseases, I follow a genetic classification to discuss new developments and old conundrums.