Stefan Siebert. A young colony of Pyrosoma atlanticum.

Sure, science can explain alot of things. And yes, we definitely want to understand. But the wonder can remain a wonder even after we read about the technical details. Bioluminescence is one of those wonders. Better in person, of course, to see and experience the wonder. But for now, written explanation of this photographed wonder will have to do. We will likely never tire of the sightings, in the Times Science section or wherever, no matter how many times, of these creatures:

CREATURECAST

Fiery Bodies Under the Waves

By CASEY DUNN

Imagine roving colonies of glowing jellybeans moving through the world’s oceans. You’ve just imagined pyrosomes.