Say, "Ahh!" Why do we have tonsils and why are they sometimes taken out?
How do the amoeba-like organisms form a slime mold? The answer is organization and communication.
Here is the strange life story of a nearly microscopic organism that eats bacteria in rotting logs and damp earth.
Check any package of bacon, hotdogs, or cold cuts and chances are you'll find nitrites listed among the ingredients.
The antibiotics help those microorganisms survive by attacking other bacteria competing for the same food supply... but how do they protect themselves?
The bacteria take nitrogen out of the air and make it available to other living organisms in an amazing process.
Our bodies are also made up of living cells, the antibiotics have to distinguish between the cells in our bodies and the cells of the bacteria.
In 1928, Alexander Fleming was studying the bacterium, Staphylococcus, when some of the bacteria became contaminated with Penicillium...
People have used moldy and fermented substances to treat wounds for over three thousand years. Learn about the history of antibiotics.
The Maya knew that corn and beans grow well together, just as in this country some farmers rotate their crops.