Health officials confirm the country's fourth-ever case of an infected cow. April 24, 2012— -- The Department of Agriculture today confirmed a case of mad cow disease found in a dairy cow in ...

It has been almost 20 years since Sergio Madrigal and his wife, Rosa, owned nearly 450 calves outside of Sunnyside. The cows all had to be killed. The U.S. Department of Agriculture took them away for ...

A cow at a South Carolina beef processing facility recently tested positive for atypical bovine spongiform encephalopathy, commonly referred to as mad cow disease. It is the seventh case of mad cow ...

Sam: As a young kid I became pretty fascinated by the things that could kill me, particularly infectious diseases. Don’t ask me why, I just was. And the first one I remember becoming obsessed with was ...

Meat from a Holstein cow infected with mad cow disease may have been more widely distributed than initially believed, reaching retail markets in eight states and Guam, federal officials said yesterday ...

Meatpacker John Stewart on Wednesday sued the U.S. government to provide it with cattle testing kits so his Kansas company can prove to customers, especially in mad cow-leery Japan, that its beef is ...

Humans cannot get mad cow disease, but they can get a variant of the disease if they eat food contaminated with the diseased tissue of sick cattle. Mad cow disease is the common name for a disease ...

The government is taking steps to reduce the already minimal risk of mad-cow tainted components ending up in childhood vaccines and other medications. Pharmaceuticals regulated by the agency, ...

Finding so-called prions in skin samples may lead to early diagnosis of Creutzfeldt-Jakob disease. But the discovery also hints at possible risks from surgery. By Denise Grady Ireland has met American ...