The-Nexus.tv uses two primary social accounts to interaction with the public.
Twitter: @thenexustv The Twitter account should automatically be updated when there is a new episode posted, and Ryan occasionally will tweet there with other information
Google+: The-Nexus.tv Ian usually manages the Google+ account
Only Ryan has access to the Twitter account. Ryan, Ian Buck, Sam Ebertz and potentially Matthew Petschl have access to the Google+ account.
You can follow Ryan personally for insider information as he usually posts there first.