Missing Controller

Error: Sciencea8Controller could not be found.

Error: Create the class Sciencea8Controller below in file: app/controllers/sciencea8_controller.php

<?php
class Sciencea8Controller extends AppController {

	var $name = 'Sciencea8';
}
?>

Notice: If you want to customize this error message, create app/views/errors/missing_controller.ctp