1. If your post are going to be in a category go to Post then select Categories.
2. Name your new category.
3. Next, make your new page or go to an existing page. To make a new page go to Pages then click Add new.
4. Give your new page a name then click on Query Posts.
5. Adjust the settings to your liking. If you only want post showing up on this page from certain past in a category then select the category name from Query Category.
Once done click the Publish or Update button in the top right of the page.