Cells from infant foreskins, used to grow human skin in vats of bovine collagen. About a month too early for an April Fool’s joke… so it must be true. Says a sales rep for the Canton, Massachusetts company, Organogenesis:

“People think I’m joking when I say we grow human skin, until I whip out a dish
of it from my briefcase,

“Skin’s a fun tissue to work with.”

The full story’s on Wired News.