Skin deep—researchers solve mystery of parchment origins

"Parchment" – it sounds ancient and quaint. One variety of it – used in the first truly portable Bibles – has the disturbing name "uterine vellum," prompting scholars over the centuries to surmise its origins.

Argentina seeks beef production boost with bovine IUD

An Argentinian veterinarian has designed a cheap and simple device that could revolutionize cattle husbandry on the pampas by preventing pregnant cows from reaching the slaughterhouse.