cows

Scientists Find Evidence That Sheep Can Cause Mad Cow Disease

Scientists Find Evidence That Sheep Can Cause Mad Cow Disease

Researchers think they’ve solved one of the most enduring mysteries of a strange, always-fatal disease that turns both people and cows mad. In experiments with genetically manipulated mice, they found direct evidence that mad cow disease—a condition caused by a zombie-like, brain-destroying protein called a prion—can be caused by contact…

Scientists Make Mutant Cows That Are Resistant To A Devastating Disease

Scientists Make Mutant Cows That Are Resistant To A Devastating Disease

Gene editing research is moving quickly in China — researchers there have already edited human embryos, after all. But a team of scientists now have their sights set on the food supply. Ladies, gentlemen and so on, meet the first crop of tuberculosis resistant, genetically moo-dified cows.