Gardaí are appealing for witnesses after a man in his 20s died in an apparent stabbing in West Dublin last night.

It happened at a house at Castlecurragh Heath in Mulhuddart shortly after 6pm.

A man in his 20s was arrested shortly afterwards in connection with the incident and is being detained at Finglas Garda Station.

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Sinn Fein's popularity has dropped by five points to 13% according to a new opinion poll.

The latest Red C opinion poll for the Sunday Business Post shows support for Fine Gael is unchanged at 31%, while Fianna Fáil are on 25%, up one point.

The Social Democrats, the Independent Alliance and the Green Party all sit on 3%, with Solidarity-People Before Profit on 2%.

Independents and Labour are unchanged on 15% and 5% respectively, while Renua and Peadar Tóibín's new party Aontú are on less than 1%.

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Facebook's boss has revealed how he thinks online content should be regulated.

Mark Zuckerberg says governments and regulators need to have "a more active role" over the rules.

Writing in the Washington Post, he highlights four areas of concern - harmful content, election integrity, privacy and how data is shared.

Mr Zuckerberg also revealed the company is creating an independent body so people can appeal its decisions.

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House prices are on the rise across the country.

The latest Daft.ie House Price Report shows they've gone up nationally by 2.9% during the first three months of this year.

The average cost of a home was €261,000, an increase of €15,000 on the same time last year.

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Slovakia has elected its first ever female president.

Zuzana Caputova - who has almost no political experience - defeated high-profile diplomat Maros Sefcovichas.