Nitrous oxide has been used as an anaesthetic for over 100 years.
Media-driven panic about drugs can create a perception more people are using the drug than they actually are, and when teens think 'everyone' is doing it, they are more likely to want to do it too.
Protestors at an anti-Trump rally in 2017.
Writerly acts of confession are garish, they are vulgar and dazzling, but they are the only form of disobedience at many a woman writer’s disposal.
An artist’s impression of `Oumuamua, the first interstellar object discovered in the Solar System.
ESA/Hubble, NASA, ESO, M. Kornmesser
We will never see 'Oumuamua again, and we may never know exactly what it is. But with the right kind of media coverage it could inspire some kids to take up a career in science.
The spectacular view of the tourist town of Pokhara, one of the places that could be connected by a trans-Himalaya rail line.
Sri Lanka has become the cautionary tale when it comes to Belt and Road investment with China. Can Nepal avoid a similar fate?
Russia is increasingly making its military power felt in the Asia-Pacific region.
Francis R. Malasig/EPA
With Russia's military capacity and soft power influence steadily increasing in the Asia-Pacific region, it may be time to reevaluate Australia's Russia strategy.
Former prime minister Paul Keating is promoting Super Mark II. It would take an extra 2-3% of salaries.
Former prime minister Paul Keating wants to divert an extra 2-3% of our salaries to 'longevity insurance'. It's what the pension was meant to be for.
Hydra 1960, including Leonard Cohen (bearded, left) and Redmond Wallis (centre right in cotton shirt).
Photographer unknown. Reproduced with the permission of Dorothy Wallis.
Leonard Cohen's final (posthumous) book was released in Australia this week. Another new book sheds light on Cohen's life on Hydra in the 1960s and the relationships he forged with Antipodeans seeking liberation there.
Are you really making a difference?
You could take the bus to work, or eat less meat. But how do you know if your efforts are making a difference? A new approach aims to break global environmental budgets down into digestible chunks.
Scientists working at the central peak of Gosses Bluff meteorite crater in Northern Territory.
A meteorite hitting Earth at many kilometres per second puts 'ground zero' target rocks under immense pressure. A shock wave faster than the speed of sound can result – and new materials created.
Boys typically read less frequently and perform worse on national and international reading assessments than girls.
Girls are encouraged more often to read, despite performing better in reading assessments nationally and internationally. Here's how parents and educators can help connect boys with books.
Fewer than than 5% of renters are unhappy with their landlord, but rent can be expensive.
Most renters are happy with their landlords and happy with the quality of their accommodation, but they would like better security of tenure and cheaper rent.
Petugas Palang Merah Indonesia mengevakuasi korban tsunami dari rumah yang runtuh di Pantai Talise Palu, 1 Oktober 2018.
Program kesadaran dan pendidikan yang berkelanjutan adalah bagian terpenting dari sistem peringatan tsunami di daerah pesisir seperti Palu yang berisiko tsunami.
The Indonesian Red Cross pull the body of a tsunami victim from a collapsed house at Talise beach in Palu, central Sulawesi, Indonesia.
Local knowledge and awareness of the risks of tsunamis can better prepare people when disaster strikes.
An artist’s impression of the strong magnetic field neutron star in Swift J0243.6+6124 launching a jet.
ICRAR/University of Amsterdam
Astronomers found something not predicted by current theory when they took a closer look at the emissions from a neutron star with a very strong magnetic field.
CRRC Zhuzhou Institute developed the rubber-tyred autonomous rail transit (ART) system, or trackless tram, which has already been trialled in Zhuzhou, China.
For 40 years the author has argued that trains and trams are better than buses. New 'trackless trams', which take innovations from high speed rail and put them in a bus, have changed his mind.
The NT government introduced trial restrictions on the availability of alcohol in Alice Springs in 2002.
The NT has become the first jurisdiction in Australia to introduce a minimum price for alcohol.
As the dream of home ownership eludes more and more older Australians, this has big implications for retirement, pensions and government spending on rental assistance.
Until now most people have eventually owned a home. But two trends – falling ownership and a growing aged population – will put the budgets of retirees and government under real pressure.
Women are disadvantaged when it comes to super, because women are disadvantaged when it comes to pay.
Super discriminates against women by design. it was set up to pay the most to the workers who earn the most.
Around half of prisoners have a substance dependence.
Some drug and alcohol programs
currently used in prisons have little evidence to support them.
An Ethiopian farmer in the Amhara highlands outside the historic village of Lalibela.
Despite all Ethiopia's Abiy Ahmed's inspirational reforms, there can be no progress without the rural majority.