SACRAMENTO -- When it gets dark and downtown Sacramento streets are mostly empty, every few weeks, you'll see a group huddled near bushes, plants, or vines of green. Get closer and you'll notice their ...

Seven days a week, a team of motorcycle couriers fan out to 80 clinics across several regions of Tanzania. They pick up sputum samples taken from people with symptoms of tuberculosis (TB) and deliver ...

Add Yahoo as a preferred source to see more of our stories on Google. A Brooklyn dog has taken the city’s rat problem into her own paws. Luna, a 7-year-old, 31-pound Schnauzer-mix, has caught and ...

WASHINGTON (DC News Now) — A recent study ranked the nation’s capital as the top US city with a growing rat problem, raising new concerns about public health, sanitation, and how the city should ...