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Potassium in our soil is running low, threatening global food security – new study proposes a way out

Feb 20, 2024 11:06 am UTC| Nature

Soils around the world are running low on potassium, a key nutrient needed for plants to grow. This ultimately means we may not be able to grow enough food for everyone. But its not too late: we have just published...

New ecosystems, unprecedented climates: more Australian species than ever are struggling to survive

Feb 20, 2024 11:05 am UTC| Nature

Australia is home to about one in 12 of the worlds species of animals, birds, plants and insects between 600,000 and 700,000 species. More than 80% of Australian plants and mammals and just under 50% of our birds are...

Endangered by the 49th Parallel: How political boundaries inhibit effective conservation

Feb 08, 2024 12:28 pm UTC| Insights & Views Nature

Canada is wasting scarce resources conserving species that are not endangered elsewhere. Some Canadian scientists advocate for conservation efforts to focus on species unique to this country, while others argue for a...

Demography and reproductive rights are environmental issues: Insights from sub-Saharan Africa

Feb 08, 2024 12:28 pm UTC| Insights & Views Life Nature

Sub-Saharan Africas population is growing three times faster than the rest of the world with an average of 4.6 births per woman in 2021. By comparison, the fertility rate in Canada was 1.3 births per woman in 2022. The...

Ice ages were not as dry as we thought, according to surprising new Australian cave study

Feb 08, 2024 12:27 pm UTC| Nature

During ice ages, dry, frozen terrain extended over much of northern Europe, Asia and North America. Many plants and animals retreated from these desolate, harsh landscapes and sought refuge in pockets of more hospitable...

Tiny water-walking bugs provide scientists with insights on how microplastics are pushed underwater

Jan 23, 2024 04:36 am UTC| Insights & Views Nature

Microplastics are tiny plastic particles that can cause big problems when they enter the water supply. One way my fluid dynamics lab explores microplastic movement is by studying how tiny water-walking insects are pushed...

Future of Coal Series

'Gold' hydrogen: natural deposits are turning up all over the world – but how useful is it in our move away from fossil fuels?

Jan 15, 2024 03:42 am UTC| Nature Business

Hydrogen will play a role in weaning us off fossil fuels. It can be used to power trains, planes and HGVs, as well as being a low-carbon alternative to coke in steelmaking and a way to warm our homes. But where will we...

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Economy

Beyond the spin, beyond the handouts, here’s how to get a handle on what’s really happening on budget night

Three weeks from now, some of us will be presented with a mountain of budget papers, and just about all of us will get to hear about them on radio, TV or news websites on budget night. The quickest way to find out what...

Johannesburg in a time of darkness: Ivan Vladislavić’s new memoir reminds us of the city’s fragility

Ivan Vladislavić is Johannesburgs literary linkman. He tells us, in the first pages of his new book, The Near North, that before cities were lit, first by gaslight and later electricity, people of means paid torchbearers...

What if the Reserve Bank itself has been feeding inflation? An economist explains

Heres something for the board of the Reserve Bank of Australia to ponder as it meets next month to set interest rates. It has pushed up rates on 13 occasions since it began its attempt to restrain inflation in May...

China’s new world order: looking for clues from Xi’s recent meetings with foreign leaders

There is broad consensus that Chinese foreign policy has become more assertive and more centralised in the decade since Xi Jinping has ascended to the top of Chinas leadership. This has also meant that Chinese foreign...

How India’s economy has fared under ten years of Narendra Modi

More than 960 million Indians will head to the polls in the worlds biggest election between April 19 and early June. The ruling Bharatiya Janata Party (BJP), which is led by Prime Minister Narendra Modi, is seeking a third...

Politics

Labour can afford to be far more ambitious with its economic policies – voters are on board

To say that the Labour party is flying high in the polls is something of an understatement. But despite its consistent lead against the Tories, the opposition finds itself in a rather odd position: on the cusp of power but...

History for sale: what does South Africa’s struggle heritage mean after 30 years of democracy?

One of my favourite statues is the one of Nelson Mandela at the Sandton City shopping centre in Johannesburg. Larger than life, its oversized bronze shoes shimmer in the evening light, polished by the hands of many...

Sudan: civil war stretches into a second year with no end in sight

In the early hours of April 15 2023, the Rapid Support Forces (RSF) a Sudanese paramilitary force attacked the military airstrip in the town of Merowe and deployed troops across strategic locations in Sudans capital,...

Turkey’s suppression of the Kurdish political movement continues to fuel a deadly armed conflict

The world has 91 democracies and 88 autocracies. Yet 71% of the worlds population (some 5.7 billion people) are living under autocratic rule, a big jump from 48% ten years ago. This trend towards authoritarianism can...

Georgia is sliding towards autocracy after government moves to force through bill on ‘foreign agents’

Georgias ruling party attempted to pass a controversial bill on foreign agents in March 2023. The law would have required civil society groups and the media to register as being under foreign influence if they receive...

Science

A Nasa rover has reached a promising place to search for fossilised life on Mars

While we go about our daily lives on Earth, a nuclear-powered robot the size of a small car is trundling around Mars looking for fossils. Unlike its predecessor Curiosity, Nasas Perseverance rover is explicitly intended to...

The rising flood of space junk is a risk to us on Earth – and governments are on the hook

A piece of space junk recently crashed through the roof and floor of a mans home in Florida. Nasa later confirmed that the object had come from unwanted hardware released from the international space station. The 700g,...

Peter Higgs was one of the greats of particle physics. He transformed what we know about the building blocks of the universe

Peter Higgs, who gave his name to the subatomic particle known as the Higgs boson, has died aged 94. He was always a modest man, especially when considering that he was one of the greats of particle physics the area of...

Could a telescope ever see the beginning of time? An astronomer explains

The James Webb Space Telescope, or JWST for short, is one of the most advanced telescopes ever built. Planning for JWST began over 25 years ago, and construction efforts spanned over a decade. It was launched into space on...

US media coverage of new science less likely to mention researchers with African and East Asian names

When one Chinese national recently petitioned the U.S. Citizenship and Immigration Services to become a permanent resident, he thought his chances were pretty good. As an accomplished biologist, he figured that news...

Technology

Arthur Hayes Predicts Major Bullish Crypto Market Recovery Signal From US Treasury Department

Arthur Hayes, co-founder of BitMEX, has identified a potential boost for the cryptocurrency and stock markets based on recent U.S. Treasury actions. These actions could inject substantial liquidity, fueling a bullish...

Tesla Cybertruck Spotted in Sydney Sparks Debate: Potential Australian Release?

As the Tesla Cybertruck makes unexpected appearances on the streets of Sydney, speculation swirls about its potential availability in Australia, despite previous doubts regarding its local launch. Tesla Cybertruck...

Hertz to Offload 30K EVs This Year, Deepens Cuts Amid Mounting Fleet Losses

In a recent financial revelation, Hertz disclosed continued losses from its electric vehicle (EV) investments, announcing plans to sell 30,000 EVs this year amid depreciating values and escalating maintenance...

Toyota Motor Launches Trial for EV Pickups in Thailand

Toyota Motor Corporation launched the trial for its electric pickup trucks in Thailand. The Japanese automaker said its pilot project brought nine fully electric Hilux Revo pickups to key Thai market. According to...
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