Saudi Arabia's Elite for Construction & Development Company has purchased what has been described as the world's largest 3D construction printer from Danish firm Cobod International.

NASA researchers with the Glenn Research Center (GRC) and Marshall Space Flight Center (MSFC) teamed up to develop GRCop-42, a copper-based high strength alloy with high conductivity. Using powder bed fusion (PBF) 3D printing, NASA researchers successfully 3D printed near-fully-dense GRCop-42 components that are resistant to deformation and remain strong even at elevated temperatures.

We’ve reported before on 3D printing technology being used to make parts for satellites and other spacecraft, and this trend looks set to continue in the future, with Thales Alenia Space being one of the major companies leading the way.

BCN3D, a Barcelona-based desktop 3D printing OEM, announced today that it has raised $3 million through seed funding.

Rutgers University-New Brunswick engineers have created flexible, lightweight 4D printed materials with potential applications in morphing airplane or drone wings, soft robotics and tiny implantable biomedical devices.

Glow Box is a 3D printed hybrid object which imbues life into the object by displaying a real-time visualization of a neural network as it works to solve problems.

The cabin and avionics specialist Diehl Aviation announced that it has delivered the largest, fully 3D-printed part for passenger aircraft to date.

A team of engineers at Tufts University has developed a series of 3D printed metamaterials with unique microwave or optical properties.

Researchers at Virginia Tech are integrating electronic sensors into personalized 3D printed prosthetics, a development that could lead to more affordable electric-powered prosthetics.

The University of South Australia is using a blend of icing sugar, chicken stock and flexible resin to create realistic foot ulcers as part of a world-first podiatric training initiative.

The Victorian Government is starting a trial today to test the ability of automated cars to cope on busy Melbourne roads. The Government says the trial, involving already available technology from four different manufacturers, is the next step in preparing for a future of driverless cars. Motoring groups and the police are supporting the initiative, but say nationally consistent standards will be crucial to the success of driverless cars in Australia.

The Prime Minister has confirmed he'll be campaigning in favour of a 'yes' vote in the national same-sex marriage postal survey. Voters who wish to participate in the voluntary ballot have less than two weeks to confirm their enrolment. Malcolm Turnbull says while he'll be voting yes but he hasn't yet decided if he'll join the Opposition Leader in writing to all Australians urging them to do the same.

Mental illnesses don't switch off after business hours, and a new program in outback New South Wales aims to cater for just that. 'Connections' is the name of a new initiative at Broken Hill in far west New South Wales where people who have experience of a mental illness socialise and support others struggling with mental health problems.

Allegations of treachery and collusion have dominated Question Time in Parliament, as the Government's citizenship crisis deepens. Deputy Prime Minister Barnaby Joyce revealed yesterday he was a dual New Zealand citizen, but is arguing he should retain his ministerial duties and vote, while the High Court makes a ruling. Mr Joyce's citizenship status emerged in the same week a New Zealand Labour MP asked about the issue, and the Government is now accusing the Opposition of trying to use a foreign parliament to bring down the Government.

A local government council in Melbourne's inner northeast has voted to stop recognising January 26 as Australia Day. Yarra City Council has also decided to scrap citizenship ceremonies on the date, despite threats from the Federal Government that politicising such ceremonies is a breach of federal law. The move has angered some locals but Indigenous groups say Yarra City Council had an obligation to act.

A fresh stoush has broken out between the Federal Government and a Melbourne council over its decision to cancel Australia Day celebrations. The Yarra Council in Melbourne's inner north last night became the first in the country to abandon Australia Day in solidarity with Indigenous people. The Prime Minister says he is deeply disappointed by the decision, and is accusing the council of breaching its duties.

The Tiwi Island Sistagirls say the upcoming same-sex marriage postal vote could be a waste of time in their community because people there are not familiar with the process.

As Labor continues to hammer the Turnbull Government over its deepening dual-citizenship drama, the Prime Minister has sought to shift the focus to a local council in Melbourne. Malcolm Turnbull has described Yarra Council's move to change the date of Australia Day celebrations as deeply disappointing and an attack on Australia Day. And the Government has announced the Melbourne local authority will be stripped of its power to hold any citizenship ceremonies as a result.

There are fears some people living in remote communities and in Indigenous town camps may not be able to vote in the same sex marriage postal ballot. As the cut-off date to register with the Australian Electoral Commission draws closer, it's still not clear how the Australian Bureau of Statistics will capture everyone's vote, as many in remote communities don't have a postal address.

Consumer demand for coconuts is booming and world supply is struggling to keep up, so an industry awaits as Australia imports nearly all the coconut it consumes.

The skills of Paul McClarin are no longer available in Australia, but the results of his vocation are there for all to see at the National Museum in Canberra.

Autographs collected by a 1950s Sydney teenager are now on the national record.

Australian soldiers in WWII were mystified by the strange footwear of their Japanese enemies, but they also gave them a competitive advantage.

The Mitchell Shire Council invests $5,000 towards books for people with dyslexia.

AWI leader tells ABC reporter to "f**k off" at industry event north of Adelaide [LANGUAGE WARNING].

A priceless 17th-century map of Australia is back on display after being painstakingly restored.

In coastal towns across regional Australia, a growing demand for locally made surfboards is helping manufacturers bounce back after being hit by a wave of imported products.

Three objects carefully preserved at Parliament House tell the story of its construction and will form part of a new display.

Police have charged a man with the wilful murder of Sarah Spiers, a victim of the so-called Claremont serial killings in Perth in the 1990s.