Sweeping new restrictions on slaughterhouse practices to further safeguard American beef -- including an immediate ban on so-called "downer" or sick cows entering the human food supply -- were ...

A second American animal has tested positive for mad cow disease, Agriculture Department officials said Friday night. The sample, from a downer cow in Texas that died in November, was retested earlier ...

The federal government has opened a criminal investigation in the nation's first case of mad cow disease to determine whether officials falsified records about the state of the infected animal before ...

Eyewitness accounts are challenging assertions by the U.S. Department of Agriculture that the Washington state Holstein infected with mad cow disease was a "downer," or visibly sick cow. The dispute ...

Agriculture Secretary Ed Schafer told Congress yesterday that he would not endorse an outright ban on "downer" cows entering the food supply or back stiffer penalties for regulatory violations by meat ...