The chart below includes foodborne disease-causing organisms that frequently cause illness in the United States. As the chart shows, the threats are numerous and varied, with symptoms ranging from relatively mild discomfort to very serious,life-threatening illness.
The idea of lunar influence on human affairs has never been proven. Until now the possibility had never been subjected to scientific scrutiny, so it is a welcome surprise that The Economist reports a new study in Current Biology about the Moonâs possible influence on human behavior.
The major factor which does change the Moonâs surface is the impact of meteoroids, forming craters. Even this process is very slow today; most of the Moonâs craters, and all of the large ones, are hundreds of millions to billions of years old. The surface of the Moon is very old, compared to the Earth. Ask the students to think about why the Moon and the Earth are different.