To answer that, in several recent papers, economists have approached this issue in clever new ways. And, though they ask ...

How did digits evolve? While it is clear that they derive from genetic programs already present in fish, their precise origin ...

But a new study suggests that these parallels are a bit of an accident, and digits come by re-deploying a genetic network that controls a completely different process: the formation of the cloaca, a ...

Former NFL star Dan Marino is opening up about MASH after receiving the diagnosis of a rare type of liver disease during a ...