Symmetry

  According to Nobel laureate Phil Anderson, “It is only slightly overstating the case to say that physics is the study of symmetry.” The word “symmetry” comes from the Greek, synnetria, meaning “Agreement in dimensions, due proportion, arrangement.” I’ve chosen this theme for contemplation because, somewhere along the line, having gotten into the habit of […]

Lifecycles

  When I was in high school, the authors of biology and chemistry textbooks considered independent motion as the defining characteristic of life. If it moved on its own accord, it was alive—organic. Viewed under a microscope, cells and bacteria move. Minerals do not. Water moves, but it was not considered to be “alive,” except […]

Symmetry

  According to Nobel laureate Phil Anderson, “It is only slightly overstating the case to say that physics is the study of symmetry.” The word “symmetry”comes from the Greek, synnetria, meaning “Agreement in dimensions, due proportion, arrangement.” I’ve chosen this theme for contemplation because, somewhere along the line, having gotten into the habit of noticing […]