This post is for Jose Canseco.

Let me explain.

Earlier this week I wrote about how the largest dinosaurs – 100-foot-plus titans such as the sauropod Supersaurus – got to be so mind-bogglingly huge. The post was a response to baseball player Jose Canseco’s tweets that weaker Jurassic gravity allowed such enormous creatures to exist in the distant past.

As astronomer Matthew Francis elucidated in a piece coordinated with mine, gravity hasn’t significantly changed since the heyday of enormous dinosaursgravity hasn’t significantly changed since the heyday of enormous dinosaursgravity hasn’t significantly changed since the heyday of enormous dinosaurs. And in my own contribution, I outlined how unique aspects of dinosaur biology