MERLib.org is a multi-lingual site built to help study and present saner energy technologies. You are welcome to register a user account and add contents (also possible without an account). Unfortunately the site isn't very user friendly yet but we are working on it. [more]
It may be said that if all things come from only one cause or internal source, acting within itself, then motion and matter must be fundamentally and essentially one and the same, and we may look upon matter as being latent force and upon force as being free matter.