Category: Science & Math

Taste and Nutrition

My wife says, how can I know chemistry and be so indifferent when it comes to nutrition. Well, here’s a little interesting intersection. Salty. Indicates minerals. Eat ‘um Sour. Indicates acids. Be careful, can indicate rotten Bitter. Indicates alkalines. Be careful, many plant poisons are alkalines Sweet. Indicates sugars. Carbohydrates for energy. Eat ‘um Savory.…

Survival of the Fittest

We all know the expression “survival of the fittest” which Herbert Spencer coined, as much for its use in social discussions as in natural selection. The better expression is “propagation of the most fertile.” It’s more faithful to Darwin’s work. It’s the subsequent generations of the most fertile that benefit by increasing numbers, rather than…

Truth or Utility

What does science know about reality? Since science works from particulars, how can it claim to give universal truths? I think of science as a collection of ideas, organizing empirical facts. That is, scientific laws are contingent on what facts we have. They are to be measured, in my opinion, not by their truth, but…

Energy Use

In reading ‘Biological Psychology’, I came across an interesting statistic.  Two-thirds of a person’s energy output is used to maintain body temperature!  I already knew that about 20% was used by the brain and I thought that an amazing amount, but temperature maintenance puts the brain’s requirement to shame. So 85+% of energy is already…

Religion Science and Free Will

Religion, a belief in spirits beyond this world, doesn’t address directly free will. Some religions actively promote a belief in free will; others actively deny free will. Science, a belief that every event in the world is ultimately explainable, denies free will. Humanism is a free will mid-way position. Explanations are available but they can…