No, but they could be used as trademarks or the chemical composition patented (assuming it was an invention and not naturally occurring).
Trademark yes copyright no.
A website is considered a "literary work" under copyright law.
Drugs and other pharmaceuticals are protected under the patent laws not under the copyright laws.
Technology would typically be protected by patent law, with the exception of software, which can fall under both copyright and patent.
If it is no longer protected by copyright, there are no rights to obtain.
Ideas that have been expressed in a tangible medium can be protected by copyright. Ideas for improving processes can be protected by patent law.
Yes, "It's a Wonderful Life" is protected under copyright law. The film was first released in 1946, so it is still within the copyright protection period.
They aren't; such inventions would be protected by patent law.
No, you cannot copyright your voice as it is considered a natural and inherent part of yourself and not a tangible form of expression that can be protected under copyright law.
To ensure your work is protected under copyright law, you should create the work in a tangible form, such as writing it down or recording it. You should also include a copyright notice with your name, the copyright symbol , and the year of creation. Consider registering your work with the U.S. Copyright Office for added protection.
In Canada software is protected as a literary work under the Copyright Act of Canada. Copyright is acquired automatically when an original work is generated, the creator is not required to register or mark the work with the copyright symbol in order to be protected.
Inventions are not protected by copyright; they are protected by patent law. Patents may be searched through Google.