· 2 min read ·
Why We Fear the Dark
Fear of the dark is one of the most common fears there is. Here is what may be behind it, and how horror uses it.
Almost everyone has felt it: the hallway that seems longer at night, the coat on the chair that becomes a figure. Fear of the dark is extremely common in children, and plenty of adults never fully lose it. Why?
**We are daytime animals.** Humans depend heavily on sight. Darkness strips away most of the information we use to judge whether we are safe, and it does so without removing the possibility of danger. What frightens us is often less the dark itself than what it might be hiding.
**Uncertainty is uncomfortable.** Psychologists often describe fear as a response to threat and anxiety as a response to uncertainty. Darkness is uncertainty made physical. The mind fills the gaps, and it tends to fill them with the worst case.
**The body is already on alert.** Laboratory studies have found that people startle more strongly in darkness than in light. In the dark the nervous system seems to be primed for a threat before anything has happened.
**Our ancestors had reasons.** One common explanation is that wariness at night once helped people survive, because many dangers were harder to see. This explanation is widely repeated but hard to test, so it is best treated as a plausible idea rather than settled fact.
**How horror uses it.** Good horror rarely shows the thing in the dark. It shows the dark, and lets you supply the thing. Empty space at the edge of the frame, a sound with no visible source, a light that reaches only so far: each leaves a gap that your imagination rushes to fill.
**How BLACK ARCHIVE uses it.** The Archive is lit, but only just: desk lamps, phosphor screens, one bulb per stack. The Registrar is never seen whole. The Thin Hour, 03:00 to 03:33, is when the city is darkest and the Cantor works hardest. The fear is in what the light does not reach.
If the dark bothers you, you are in very good company. Most people feel it, and most horror depends on it.