Farmers often use low doses of antibiotics on their large farms to keep disease at bay. But critics say that’s leading to drug resistant bugs that are killing people. A new court ruling will require the FDA to stop the use of two specific antibiotics, but activists are targeting the whole range of antibiotics used in animals.
In 1928 the Scottish biologist Alexander Fleming discovered the fungus from which penicillin is derived. Fleming made the discovery while trying an unusual experiment: painting with strains of bacteria. Lindsay Patterson talked with a team that’s taking bacterial painting to a new level. VIDEO: Artist Amy Chase Gulden prints a bacterial painting.