A guide to gelatinous creatures off Oregon’s coast, from Velella to giant jellies

With Oregon beaches once again blanketed with Velella velella this week — tiny, electric-blue, slimy sailors that wash ashore by the millions — it seemed like a good time to take a look at some of the ...
Nature

No such thing as a shark? Genomes shake up ocean predator’s family tree

Sharks might not be a natural biological group, with most species potentially closer kin to rays than to an oddball group of sharks.