What Are Antibiotics Made Of?
Most antibiotics are made from bacteria.
Does Bacteria Transfer Through Kissing?
A single 10-second kiss can transfer as many as 80 million bacteria, according to Dutch scientists.
Can the Flu Be Passed on Dollar Bills?
Money can carry viruses, protozoa, and bacteria. Depending on where it's been, it could carry almost anything.
How Much Bacteria Does The Human Body Really Contain?
About 4 lb. (1.8 kg) of bacteria are living on and in us, enough to fill a large soup tureen.
Everyday Items Dirtier Than a Toilet Seat
In a small room, one small germ can be the reason behind the sickness of an entire classroom.