What’s So Great About Carbon?

sunlit cloud

Anyone who has ever read science fiction (and perhaps other people as well) knows that life on earth is carbon based. There is a reason for that. Carbon is a supple element. It can easily bond with other carbon. and when they do so they form strong bonds. Carbon to carbon bonds are found in … Continue reading What’s So Great About Carbon?

What is a virus?

What is a virus? A virus is a microscopic particle of genetic material (DNA or RNA) surrounded by a shell of protein and sometimes a further protective envelope. For all the trouble they cause viruses are tiny things, generally many times smaller than bacteria. But they exist in the trillions and gazillions and whatever word … Continue reading What is a virus?

geese growing on trees?

People have been fascinated by reproduction since the dawn of time. However, fascination does not equal understanding. As late as the 19th Century many people believed in spontaneous generation. That is, that life arose spontaneously, from non-living materials, in certain circumstances. Aristotle thought that many insects, eels, frogs, and some types of fish all originated … Continue reading geese growing on trees?

The Hippocratic Oath

The original Hippocratic oath is lost to history. The oldest surviving fragments are from c 275 CE while oldest full text is from the 10-11th Centuries CE. A translation from the Greek reads: I swear by Apollo Physician, by Asclepius, by Hygieia, by Panacea, and by all the gods and goddesses, making them my witnesses, … Continue reading The Hippocratic Oath

Healing in the Middle Ages

In ancient times, for the most part, people were cared for at home. Both men and women were healers and valued for their knowledge. Midwives, know as wise women, played an important role in child birth, but cared for the ill as well. Remedies included prayers, chants and incantations as well as charms and herbs. … Continue reading Healing in the Middle Ages