with the dawn breaking

The "day" was never a fixed unit. Trace 4.6 billion years of tides grinding down Earth's spin, through the hard evidence of geology, paleontology, and genetics.

What Is Color?The Irreducibility of Physical Stimulus to Neural Information and Psychological Experience, and the Material Properties of ColorantsA comprehensive study of color vision, structural color, and heat-resistance hypotheses

The Neurobiology and Genetics Behind Individual Sleep NeedOn natural short sleepers, the orexin system, and the brain circuitry linking wakefulness to ambition. Drawing on peer-reviewed literature to sort what's well established, what's still being worked out, and what's still just a popular myth.

Did people in Hokkaido really believe that entering the water during Obon meant a spirit would pull you under by the ankle? Here is what an online investigation can establish as fact, inference, or genuinely unknown — sorted the way water separates by clarity.

An essay on “physiological rigor,” inborn pathos, and the relationship between intellect and ethics

From the changing shape of sex and love through history, to the self-destruction found in literature, to the actual structure of psychological maturity — why do people, even while pulled toward temptation, keep choosing to stay with one person?

A history of two distinct concepts — marriage and the household — drawn through legal history, anthropology, psychology, and family sociology.

A look at atypical behavior in shared public spaces, and at how both the general public and the people affected can be understood — through medicine, psychology, social policy, and ethics.

An Anthropology ofWhat We Carve Into SkinFlowers, feathers, dragons, serpents, sacred script, skulls — what has humanity been etching into its own skin, and why? A cross-disciplinary look through anthropology, psychology, and sociology.