Learning more

If you'd like to see detailed lists of all the new features added to WordPress, just take a look into the Codex. You can easily find the subpage for each individual version. Simply take the following web address and replace X and Y with the version number you're looking for.

https://codex.wordpress.org/Version_X.Y

For example, if you want to learn about WordPress 5.0, go to:

https://codex.wordpress.org/Version_5.0

Also, you can read a fully explained feature list at https://wordpress.org/about/features/.