There is no definitive answer to this question, as it depends on the specific facts and circumstances of each case. However, generally speaking, blog posts are considered “works of authorship” and are typically protected by copyright law.
If you are the author of a blog post, you may be able to claim copyright in that work. Copyright law protects your intellectual property – including the rights to your original ideas, text, and compositions – and gives you the right to protect your work from unauthorized use. In order to protect your copyright, it is important to ensure that your blog post is properly copyrighted.
This can be done by registering your blog post with the United States Copyright Office (US COPYRIGHT OFFICE), using proper copyright notice (e.g., © 2017 Jane Smith), and ensuring that all copyright claims are properly asserted.
Ultimately, whether or not you can copyright a blog post depends on the specific facts and circumstances of each case. If you have any questions about whether or not you can protect your intellectual property rights in a blog post, be sure to consult with an attorney.