A Poem for Today

Mother Careyโ€™s Hen There are days I donโ€™t think about the sea; weeks wash by, in fact,then a shearwater - or some such- flutters byon the salt flats fanning out in my mindโ€™s eye,reflected there, a shimmering reverie, recalling the pact I once made (and renew today) to hold to a higher altitude.But note the … Continue reading A Poem for Today

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?