Researchers have found a metabolite in Burmese pythons that suppresses appetite in mice without some of GLP-1's side effects. And humans make it, too. Reading time 3 minutes The media is rife with ...

Every time a Burmese python swallows a meal, something remarkable happens inside its body. Its heart expands by a quarter. Its metabolism accelerates by a factor of thousands. Organs that had shrunk ...

In comic books, many superheroes have gained extraordinary powers after being transfused with the (often modified or irradiated) blood of animals. But, as so often happens, life proves stranger than ...