Science by a Scientist: Cells

Science by a Scientist: Cells

The Stars With his hands clasped behind his back, King David strolled up and down his balcony in the cool of the night. His attention was drawn upwards to a sky filled with twinkling lights (no light pollution back then). After gazing for some minutes and whispering a...
Dishonest Healers: A Deadly Game

Dishonest Healers: A Deadly Game

The first-year medical student bit her lip, “I don’t know what to do.  Most of my class is cheating, and the teachers don’t do anything about it.  I’ve been offered a preview of the exams for $100 each.  The only way to compete with the cheaters is to cheat.  But...
Science by a Scientist: Macromolecules

Science by a Scientist: Macromolecules

A simple sugar. Several of these attached make a polysaccharide, like starch. The little balls represent amino acids. Those attach, the chain curls up, and the final result is a functional machine. The four railroad cars of DNA are guanine, cytosine, thymine, and...
Science by a Scientist: Germy Sponges

Science by a Scientist: Germy Sponges

Kitchen sponges. Those who use them love them. Those of us who are scientists trained in microbiology don’t. Why not? Wet Places are often Germy The simple answer is: because they remain wet. Bacteria love to grow in damp places. During COVID, I had my students...
Science by a Scientist: On Skepticism

Science by a Scientist: On Skepticism

Are scientists made or born? Obviously, career scientists do need training, but why do they even bother? It certainly isn’t for the money! I can’t guess why anyone else did it, but I can explore why I became a scientist. Fashion? It was not as a fashion...