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 […]

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 […]

Perception

  In part, our uniqueness as individual human beings traces to our capacity to perceive, beyond merely seeing. Aldous Huxley famously and rightly observed that “The eyes and the nervous system do the sensing, the mind does the perceiving.” The eyes gather information and the nervous system delivers it to the brain where it is […]