One of the architects of the Good Friday Agreement, David Trimble, is threatening legal action against a controversial part of the Brexit withdrawal agreement.
Why much of the fate of the Irish border lies in the future of the UK's customs arrangements with the EU.
A survey from before the referendum reveals what the people of Northern Ireland think about the peace deal.
If you're confused about the deadlock in the UK over its withdrawal from the European Union, or Brexit, this might help clear some things up.
Tailored VR technology is helping creating digital musical instruments that musicians with disabilities can play.
The Northern Ireland Assembly will be consulted on the backstop, but there will no veto.
Despite being in the eye of the Brexit storm, Ireland and Northern Ireland have a bright future together in documentary film.
The EU doesn't want a temporary solution to become permanent.
An EU law expert on what the attorney general's legal advice on Brexit means and its wider significance for the future.
The two countries have successfully collaborated on electricity supply for 11 years, but could Brexit pull this unique UK-Ireland innovation apart?
As England agonises over Brexit, divisions have emerged in other parts of the UK, especially in Northern Ireland and independent-minded Scotland.
Academic experts explain the key details of the draft Brexit deal agreed by UK and EU negotiators.
The deep divide between Catholics and Protestants makes the coming together to honour the dead on both sides fraught with problems.
Two decades after a peace agreement was signed in Northern Ireland, communities affected by the conflict are still living in fear of paramilitaries.
The events of the war caused Irish nationalists to push harder for their independence.
There's really only one option here, and the UK needs to do some very savvy PR to sell it to Brexiteers.
For a lot of ordinary people in Northern Ireland, the hyper-British version of unionism is missing an important part of their identity.
Negotiations are at a crucial stage, yet this central question remains unanswered.
If the UK does secure a deal with the EU, it's not clear that parliament would back it. Here are some scenarios for what could happen next.
The question of the Irish border remains at the centre of Brexit negotiations after an informal summit of EU leaders in Salzburg.