Tag Archive: screech

Subways can be quieter

Photo credit: Tim Adams licensed under CC BY 2.0

In San Francisco, BART is grinding down wheels on its cars, making the ride quieter. New York City, like San Francisco, uses metal wheels on its subways, making for a screechy, ear drum-bashing experience from the platform to the car. So BART’s attempt is a step in the right direction. But….

Here’s how you make for a much better subway soundscape:

We can dream of a subway future with rubber tires. It’s possible.

The universal revulsion to the sound of fingernails on a chalkboard

Laura Geggel, Senior Writer at LiveScience, asks: Why Does This Sound Put You On Edge?

Short answer: “[T]his ear-splitting noise has the same frequency as that of a crying baby and a human scream, indicating that these sounds are tied to survival.”

Thanks to @QuietMark for the link.