A Russian destroyer has used small arms fire to ward off a Turkish fishing ship and prevent a collision in the Aegean Sea, the Defence Ministry said.

That old phrase ‘go fly a kite’ could take on an entirely new meaning when it comes to future energy efficiency.

A maritime facility which will power the ‘blue economy” was opened in Ringaskiddy, Co Cork, over the weekend by Taoiseach Enda Kenny.

Opening of the UCC Beaufort Building, Ringaskiddy, by An Taoiseach Enda Kenny.

As the morning sunshine slides across a memorial tomorrow morning in West Cork, a shadow on a sundial will mark the moment a jumbo jet was blasted out off the sky off the south-west coast.

In the years that it took to develop the submarine as a weapon of war, many military strategists thought the idea fanciful.

Nato launched one of its biggest-ever anti-submarine exercises in the North Sea on yesterday, inviting non-member Sweden for the first time, amid increasing tensions between Russia and its northern neighbours.

More than 100 scientists will begin cutting-edge research into renewable energy technology at a new €15m research lab which is due to open in Cork harbour within months.

Indonesian divers pulled the cockpit voice recorder from the sunken wreckage of an AirAsia passenger jet, a key step towards determining the cause of the crash that killed all 162 people aboard.

The mother and brother of a British-born photojournalist have appealed to his al-Qaida captors to spare him, saying he “was only trying to do good”.

Iran has launched air strikes against Islamic State (IS) militants in eastern Iraq, the Pentagon has said.

The retired Navy SEAL who says he shot al-Qaida mastermind Osama bin Laden in the forehead has publicly identified himself amid a debate among the special operations community about breaking silence about their secret missions.

An Irish-American from "the most Irish town in America" has been named as the Navy SEAL who shot and killed Osama Bin Laden.

Swedish authorities have called off their week-long search for a submarine in the Stockholm archipelago.

As long as Islamic militants fight the US-led alliance on Washington’s terms, they will lose but they are already reverting back to guerilla warfare which will prolong the conflict, writes David Axe.

Turkey will let US and coalition forces use its bases for attacks against Islamic State (IS) militants in Syria and Iraq, American defence sources have said.

The UN special envoy on Ebola says the number of cases is probably doubling every three to four weeks and the response needs to be 20 times greater than it was at the beginning of October.

US and coalition air strikes have forced some Islamic State militants out of the Syrian border town of Kobani, but it may yet fall under the extremists’ control because air power alone cannot prevent it, a Pentagon spokesman said.

US fighter jets and bombers have pounded Islamic State targets in both Syria and Iraq.

US fighter jets and bombers have pounded Islamic State targets, striking the militants in both Syria and Iraq.

The head of NATO says it has observed an "alarming" build-up of Russian ground and air forces near the Ukrainian border.

Two US fighter jets have dropped bombs on Islamic militants towing artillery near American personnel in Iraq.

Ukraine’s government says it is drawing up plans to withdraw its troops from Crimea, where Russia is steadily taking formal control as its armed forces seize military installations across the peninsula.

At least 13 people were killed when an Indonesian army helicopter crashed on Borneo island and burst into flames, a military official has said.

Divers have plucked two more bodies from a sunken passenger ferry and scrambled to plug an oil leak in the wreckage after a collision with a cargo ship.

Divers are combing through a sunken ferry to retrieve the bodies of more than 200 people who are missing after a collision with a cargo vessel near the central Philippine port of Cebu.

Ireland is poised to become a global leader in research into harnessing wave, tidal, and wind energy, Taoiseach Enda Kenny predicted as he turned the sod on a €15m research lab.

China and Russia kicked off their largest-ever joint naval drills today in the Sea of Japan.

A huge database of troop names and email addresses a US army private allegedly downloaded to a personal computer could be used by foreign adversaries to launch cyber attacks on service members, a government witness said as the trial of Bradley Manning entered its third week.

In the captain’s log from the 1960s TV series, James Tiberius Kirk brazenly split an infinitive as the crew of the Enterprise embarked on a five-year mission “to boldly go where no man has gone before”.

A minesweeper which ran aground on a coral reef in the Philippines was using a faulty map that misplaced the location of the marine sanctuary, the US Navy has said.

Russia denied entry to a former commander of the Guantanamo Bay detention camp in retaliation against US moves to punish Russian human rights violators, said deputy foreign minister Andrei Denisov yesterday.

A remote community on a rugged Irish headland have come together to commemorate an almost forgotten naval disaster on their shores more than two centuries ago.

Internal emails among US military officers indicate that no sailors watched Osama bin Laden’s burial at sea from the USS Carl Vinson and traditional Islamic procedures were followed during the ceremony.

Seven members of the secretive US Navy SEAL Team 6, including one involved in the mission to kill Osama bin Laden, have been punished for allegedly disclosing classified information to the maker of 'Medal of Honour: Warfighter', a senior defence source said today.

Charlie Sheen has donated $250,000 (€205,000) to the United Service Organizations Inc. to help American servicemen and women.

Two US Coast Guard members were shot dead at a communications station on an island off Alaska in what officials said appeared to be a double murder. They have yet to identify a suspect.

Iran’s navy says it has test-fired a medium-range surface-to-air missile during a drill in international waters near the strategic Strait of Hormuz – the passageway for one-sixth of the world’s oil supply.

Nato has admitted its planes struck rebels using tanks in their fight with the government forces in eastern Libya.

THE navy’s most senior officer saluted 38 recruits at their passing out parade and told their families they could be “proud of their contribution to their country’s future”.

AN investigation into claims international troops killed scores of civilians in northeast Afghanistan escalated into a feud between President Hamid Karzai and senior US military officials who cited a report that Afghan parents have been known to discipline children by burning their hands and feet.

The US and Chinese militaries have finished two days of talks on maritime security, the first such discussions since China broke off military contact in protest at the US sale of arms to Taiwan.

Three Afghan journalists held by coalition forces and Afghanistan’s intelligence service for allegedly spreading Taliban propaganda have been freed, Nato said today.