How quickly does a new episode get added after it airs on TV? Generally speaking, new episodes will be available to stream on our website/app the morning after they air on HISTORY. Related articles I don't have a TV package. Can I subscribe directly to HISTORY? What HISTORY content is included with Discovery+? How much does it cost to use the HISTORY app? Some episodes are locked. How do I unlock episodes on HISTORY? Can I watch videos if my TV provider isn’t currently supported?