on the underside of a giant, inflatable pig. Though the hopes of many Obama supporters have, well, deflated since then, Waters says that another pro-Obama pig may make an appearance in 2012.

Critics also say no one will really know how well gene-edited pig organs will work until researchers do a large, careful study. Both United Therapeutics Corp. which developed the kidney Looney ...

While most people refer to all four of the pig's limbs as the feet (or trotters), Chinese butchers call the front legs (which are larger, meatier and more expensive) the "hands" and the back legs ...