Lava produces cavities, and a sponge or Swiss cheese produces cavities, but that doesn’t imply they have any “physico-genetic” relationship.
With new research further underlining the Cambrian enigma, it looks like it’s time to call in the media coaches again.
TalkOrigins is a popular online resource that collects attempted answers to some often-heard challenges to Darwinian evolutionary theory.
A skeptic might reply that we don’t observe ocean sediment abruptly causing increases in the information content of genomes.
If natural structures outperform our best technology, what does that say about the origins of those structures in the first place?