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 2021-09-24 16:44 

The Conversation

Fall is prime hurricane and wildfire season: Are your disaster kit and go-bag ready?...

Disasters can happen anywhere at any time. Be prepared. fstop123 via Getty Images Another hurricane is brewing in the Atlantic , and dozens of large fires are burning in the U.S. West, including one threatening homes on the outskirts of Redding, Californi...

 2021-09-24 16:37 

The Conversation

Haitian migrants at the border: An asylum law scholar explains how US skirts its legal and moral duties...

U.S. envoy resigned over "inhumane" treatment of Haitian migrants AP Photo/Felix Marquez The U.S.'s top envoy to Haiti resigned abruptly on Sept. 22, 2021 , over the Biden administration's "inhumane" treatment of Haitian migrants c...

 2021-09-24 12:37 

The Conversation

Preliminary research finds that even mild cases of COVID-19 leave a mark on the brain but it's not yet clear how long it lasts...

The new findings, although preliminary, are raising concerns about the potential long-term effects of COVID-19. Yuichiro Chino via Getty Images With more than 18 months of the pandemic in the rearview mirror, researchers have been steadily gathering new a...

 2021-09-24 12:36 

The Conversation

Long power outages after disasters aren't inevitable but to avoid them, utilities need to think differently...

Power poles downed by Hurricane Ida in Houma, Louisiana, Aug. 30, 2021. Nick Wagner/Xinhua via Getty Images A busy 2021 Atlantic hurricane season is in full swing. The year's 18th named storm, Sam, has become a hurricane . Meanwhile, some residents in...

 2021-09-24 12:36 

The Conversation

Federal police reform talks has failed but local efforts stand a better chance of success...

Another door closes on federal police reform. Kent Nishimura / Los Angeles Times via Getty Images Bipartisan talks over police reform ended with no agreement on Sept. 22, 2021, with House Democrats and Republicans blaming each other for the lack of progre...

 2021-09-24 12:36 

The Conversation

Federal police reform talks have failed but local efforts stand a better chance of success...

Another door closes on federal police reform. Kent Nishimura / Los Angeles Times via Getty Images Bipartisan talks over police reform ended with no agreement on Sept. 22, 2021, with House Democrats and Republicans blaming each other for the lack of progre...

 2021-09-24 12:34 

The Conversation

Half of unvaccinated workers say they'd rather quit than get a shot but real-world data suggest few are following through...

Forceful words don't always result in strong action. AP Photo/Damian Dovarganes Are workplace vaccine mandates prompting some employees to quit rather than get a shot? A hospital in Lowville, New York, for example, had to shut down its maternity ward ...

 2021-09-24 09:36 

The Conversation AU

View from The Hill: Barnaby Joyce falls (sort of) into step for the 'net zero' march...

Lukas Coch/AAP The Coalition brigade is assembling, readying for the final march to a place it once regarded as enemy territory and poisoned ground, too dangerous to approach. Josh Frydenberg waved the flag on Friday. Nationals leader Barnaby Joyce, a con...

 2021-09-23 20:04 

The Conversation AU

The sun's shining and snakes are emerging, but they're not out to get you. Here's what they're really up to...

Shutterstock It's early spring in southern Australia and the sun is, gloriously, out. You decide to head to your local patch of greenery by the creek, lake, or foreshore with the sun on your face, the breeze in your hair, and your dog's tongue bli...

 2021-09-23 20:03 

The Conversation AU

Angela Merkel's career shows why we need more scientists in politics...

For 16 years, German chancellor Angela Merkel has guided her country through wave after wave of uncertainty, from the 2008 global financial crisis to Brexit, the imperative to drop fossil fuels, and of course the COVID pandemic. Her leadership of the Euro...

 2021-09-23 19:20 

The Conversation

More Americans couldn't get enough to eat in 2020 a change that hit the middle class hardest...

Many Americans who lost their jobs when the coronavirus pandemic began sought donated food. Paul Hennessy/NurPhoto via Getty Images The Research Brief is a short take about interesting academic work. The big idea Americans in households with annual income...

 2021-09-23 13:03 

The Conversation

Some rich people will love at least one sweetener in Democrats' $3.5 trillion plan...

Several lawmakers from high-tax states like New York are pushing for changes to a key tax deduction in Democrats' $3.5 trillion spending package. Kent Nishimura/Los Angeles Times via Getty Images While liberal lawmakers look for ways to raise taxes on...

 2021-09-23 12:30 

The Conversation

20 years after 9/11, the men charged with responsibility are still waiting for trial here's why...

Khalid Sheikh Mohammed and co-defendants return to court in November. AP Photo/Janet Hamlin As the 20th anniversary of 9/11 passed, the five men accused of responsibility for the attacks were still awaiting trial in the Guantanamo military commission . Th...

 2021-09-23 12:29 

The Conversation

21 million Americans say Biden is 'illegitimate' and Trump should be restored by violence, survey finds...

Some Americans are looking past Joe Biden, seeking the return of Donald Trump as president. AP Photo/Julio Cortez A recent Washington demonstration supporting those charged with crimes for the Jan. 6 insurrection at the U.S. Capitol fizzled, with no more ...

 2021-09-23 12:28 

The Conversation

Changing your mind about something as important as vaccination isn't a sign of weakness being open to new information is the smart way to make choices...

Sticking to your beliefs in a rapidly changing world isn't necessarily the best choice. Andrew Lichtenstein/Corbis via Getty Images Culturally, this is an era in which people are held in high esteem when they stick with their beliefs and negatively la...

 2021-09-23 06:35 

The Conversation AU

When fire hits, do koalas flee or stick to their tree? Answering these and other questions is vital...

Figures released this week suggest Australia's koala populations have plummeted by 30% in three years, and fewer than 58,000 now remain in the wild. The statement from the Australian Koala Foundation has not been verified on the ground, giving it a hi...

 2021-09-23 06:28 

The Conversation AU

Australia is no stranger to earthquakes, yet our planning polices have not adapted...

Southeastern Australia was yesterday rocked by a magnitude-5.8 earthquake with its epicentre near Mansfield in Victoria's northeast. The quake, which was followed by two smaller tremors, was powerful enough to damage buildings 130 kilometres away in M...

 2021-09-23 02:19 

The Conversation AU

Can animals sense when an earthquake is about to happen?...

He Gong/Unsplash , CC BY-SA Within minutes of Melbourne being rattled by yesterday's earthquake , my Victorian friends reported changes in the behaviour of their animals. One friend wrote on social media that her dog Harvey stood in the hallway howlin...

 2021-09-23 01:53 

The Conversation AU

We may never be able to predict earthquakes but we can already know enough to be prepared...

Yesterday's earthquake in eastern Victoria shook the ground for hundreds of kilometres around and damaged buildings as far away as Melbourne and took many people by surprise. While Australia doesn't compare with seismic hotspots like New Zealand a...

 2021-09-22 19:55 

The Conversation AU

Calling the latest gene technologies 'natural' is a semantic distraction — they must still be regulated...

Ivan Yudin\TASS via Getty Images Legislators around the world are being asked to reconsider how to regulate the latest developments in gene technology, genome editing and gene silencing. Both the European Court of Justice and the New Zealand High Court ha...

 2021-09-22 15:11 

The Conversation

Arctic sea ice hits its minimum extent for the year 2 NASA scientists explain what's driving the overall decline...

Arctic sea ice has been declining overall since NASA began tracking it by satellite in the 1970s. Miemo Penttinen September marks the end of the summer sea ice melt season and the Arctic sea ice minimum, when sea ice over the Northern Hemisphere ocean rea...

 2021-09-22 13:01 

The Conversation

Combatting an invisible killer: New WHO air pollution guidelines recommend sharply lower limits...

New Delhi has had days with air pollution levels nearly 30 times the old World Health Organization guidelines. Sajjad Hussain/AFP via Getty Images Air pollution is the world's fourth leading cause of death, contributing to about 13 premature deaths ev...

 2021-09-22 12:59 

The Conversation

Psychological 'specialness spirals' can make ordinary items feel like treasures and may explain how clutter accumulates...

The longer you hold off on using an everyday purchase, the more likely you are to preserve it untouched. kupicoo/E+ via Getty Images Years ago, I bought a blouse at Target. That same day, I considered putting it on, but for no particular reason decided no...

 2021-09-22 12:59 

The Conversation

Your driver-assist system may be out of alignment... with your understanding of how it works...

Advanced driver-assist systems can lull drivers into taking their hands off the wheel and eyes off the road when they shouldn't. Jakob Hrter/Flickr , CC BY-SA Adaptive cruise control , lane change assistance , collision avoidance , blind spot monitori...

 2021-09-22 12:55 

The Conversation

Taliban, Islamic State arm themselves with weapons US left behind...

A Taliban fighter, wearing U.S. clothing and carrying U.S. weapons, looks through a captured night-vision device. Marcus Yam/Los Angeles Times via Getty Images The weapons and military equipment left behind by the U.S. withdrawal from Afghanistan, includi...

 2021-09-22 05:54 

The Conversation AU

Earthquakes don't kill people; buildings do. And those lovely decorative bits are the first to fall...

James Ross/AAP News of Melbourne's earthquake today made my left leg hurt. That's the leg I nearly lost. On February 22 2011, there were nine of us on a red bus from Sumner to Canterbury University in Christchurch. At 12.51, the unreinforced brick...

 2021-09-22 05:08 

The Conversation AU

Melbourne earthquake: what exactly happened, and what's the best way to stay safe from aftershocks?...

James Ross/AAP A magnitude 5.8 earthquake has struck about 115 kilometres east of Melbourne in Victoria, causing damage to buildings and forcing residents to evacuate across the city. The quake, which started near Woods Point at a depth of 12km, was also ...

 2021-09-22 04:06 

The Conversation AU

We need lithium for clean energy, but Rio Tinto's planned Serbian mine reminds us it shouldn't come at any cost...

Thousands of demonstrators rallied across the Serbian capital Belgrade this month, protesting the US$2.4 billion (A$3.3 billion) Jadar lithium mine proposed by global mining giant Rio Tinto. The project, Rio Tinto's flagship renewable energy initiativ...

 2021-09-22 03:04 

The Conversation AU

The earthquake that rattled Melbourne was among Australia's biggest in half a century, but rock records reveal far mightier ones...

An earthquake that struck near Melbourne today is one of the largest in Australia since instrumental seismic records began. However, the geological record of ground-breaking fault ruptures tells us much larger earthquakes have occurred across the continen...

 2021-09-21 20:13 

The Conversation AU

Being bombarded with delivery and post office text scams? Here's why — and what can be done...

ScamWatch For most people, the ping of an incoming SMS will induce some level of excitement — or mild intrigue at least. But with SMS scams on the rise, many may now be meeting this same sound with trepidation. According to the Australian Competitio...

 2021-09-21 20:12 

The Conversation AU

Curious kids: why do sloths go slow?...

Shutterstock Why do sloths go slow? Nina, Sydney, aged 5 You're right, sloths do move very slowly! Sloths live in tropical forests in South and Central America, and they actually move so slowly that algae grows on their fur . This can give sloths a gr...

 2021-09-21 19:19 

The Conversation

Fall means more deer on the road: 4 ways time of day, month and year raise your risk of crashes...

Deer cross roads whenever they wish, but some time periods are higher risk than others. Josh Edelson/AFP via Getty Images Autumn is here starting Wednesday, and that means the risk of hitting deer on rural roads and highways is rising, especially around d...

 2021-09-21 12:34 

The Conversation

Global shortage of shipping containers highlights their importance in getting goods to Amazon warehouses, store shelves and your door in time for Christmas...

The global economy depends on shipping containers. AP Photo/Seth Wenig Take a look around you. Perhaps you're snacking on a banana, sipping some coffee or sitting in front of your computer and taking a break from work to read this article. Most likely...

 2021-09-21 12:33 

The Conversation

Latest parliamentary win by Putin's United Russia has been years in the manufacturing...

Vladimir Putin's anti-opposition tactics helped pull off the parliamentary win. Alexey Druzhinin/SPUTNIK/AFP via Getty Images President Vladimir Putin's ruling United Russia party defied economic concerns and a recent slump in support to retain a ...

 2021-09-21 12:32 

The Conversation

Artificial intelligence can help highway departments find bats roosting under bridges...

Crowds gather at dusk in Austin, Texas, to watch some 1.5 million Mexican free-tailed bats emerge to feed from their roost under the Congress Avenue Bridge. Jeff Haynes/AFP via Getty Images The Research Brief is a short take about interesting academic wor...

 2021-09-21 02:29 

The Conversation AU

Personality traits may drive our ideas about fairness and sharing...

Shutterstock Disputes over fairness can create conflict. Families squabble over inheritances, societies polarise around the question of how to distribute wealth fairly, and nations become mired in territorial quarrels. Many of these disputes stem from dif...

 2021-09-20 20:08 

The Conversation AU

Climate change is testing the resilience of native plants to fire, from ash forests to gymea lilies...

One year following the 2019/20 fires, this forest has been slow to recover. Rachael Nolan , CC BY-NC-ND Green shoots emerging from black tree trunks is an iconic image in the days following bushfires, thanks to the remarkable ability of many native plants...

 2021-09-20 20:08 

The Conversation AU

Scientists still don't know how far melting in Antarctica will go or the sea level rise it will unleash...

The Antarctic ice sheet is the largest mass of ice in the world, holding around 60% of the world's fresh water. If it all melted, global average sea levels would rise by 58 metres . But scientists are grappling with exactly how global warming will aff...

 2021-09-20 20:07 

The Conversation AU

Digital tech is the future, but a new report shows Australia risks being left in the past...

Headway/Unsplash.com , CC BY-SA Digital technologies are now at the heart of our everyday lives, as anyone who has swapped their office for a videoconferencing screen, or downloaded a contact-tracing app, knows only too well. This trend is set to continue...

 2021-09-20 18:00 

The Conversation

More companies pledge 'net-zero' emissions to fight climate change, but what does that really mean?...

The world's pledges so far aren't enough to stop climate change, U.N. data show. Metamorworks via Getty Images You'll probably hear the term "net-zero emissions" a lot over the coming weeks as government leaders and CEOs, under pressur...

 2021-09-20 15:02 

The Conversation

China is financing infrastructure projects around the world many could harm nature and Indigenous communities...

Chinese engineers pose after welding the first seamless rails for the China-Laos railway in Vientiane, Laos, June 18, 2020. Kaikeo Saiyasane/Xinhua via Getty Images China is shaping the future of economic development through its Belt and Road Initiative ,...

 2021-09-20 12:32 

The Conversation

Louisianans' way of life on the coast is threatened by the very plans meant to save their wetlands and barrier islands from rising seas...

"My family has lost everything. We all live in this area, and now it's all gone," said Fusto Maldonado, whose home in Barataria, Louisiana, flooded during Hurricane Ida. Brandon Bell/Getty Images Waves of disaster have earned Louisiana a reput...

 2021-09-20 12:32 

The Conversation

How many stars are there in space?...

Astronomers have found a way to estimate the number of stars in the universe. Comstock Images via Getty Images Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to curiouskidsus@theconver...

 2021-09-20 12:31 

The Conversation

Facebook's algorithms fueled massive foreign propaganda campaigns during the 2020 election here's how algorithms can manipulate you...

Facebook has known that its algorithms enable trolls to spread propoganda. STR/NurPhoto via Getty Images An internal Facebook report found that the social media platform's algorithms the rules its computers follow in deciding the content that you see ...

 2021-09-20 12:30 

The Conversation

New treatments for COVID-19 may stave off the worst effects of the virus...

Emergency medical technicians aid a COVID-19 patient at his home in Louisville, Kentucky. Like much of the U.S., Louisville is experiencing an uptick in COVID-19 patients requiring emergency transport to medical facilities. John Cherry/Getty Images Even w...

 2021-09-20 12:30 

The Conversation

The Supreme Court has overturned precedent dozens of times in the past 60 years, including when it struck down legal segregation...

How much importance does the Supreme Court place on prior decisions? Kevin Dietsch/Getty Images It is a central principle of law: Courts are supposed to follow earlier decisions precedent to resolve current disputes. But it's inevitable that sometimes...

 2021-09-20 10:48 

The Conversation

A giant space rock demolished an ancient Middle Eastern city and everyone in it possibly inspiring the Biblical story of Sodom...

Artist's evidence-based depiction of the blast, which had the power of 1,000 Hiroshimas. Allen West and Jennifer Rice , CC BY-ND As the inhabitants of an ancient Middle Eastern city now called Tall el-Hammam went about their daily business one day abo...

 2021-09-19 20:11 

The Conversation AU

Yes, Australia is buying a fleet of nuclear submarines. But nuclear-powered electricity must not come next...

Shutterstock The federal government on Thursday announced a landmark defence pact with the United States and United Kingdom that involves this nation acquiring nuclear-powered submarines. The question of nuclear submarines in Australia has been bubbling a...

 2021-09-19 20:10 

The Conversation AU

Undersea internet cables connect Pacific islands to the world. But geopolitical tension is tugging at the wires...

Cable coming ashore from a ship. Coral Sea Cable System If you've ever emailed a resort in Fiji or Vanuatu about that long-awaited holiday, it's likely your email travelled through an undersea internet cable. Such cables carry much of the internet...

 2021-09-17 17:09 

The Conversation

'Tax the rich'? Democrats' plans to make the wealthy pay a little more will barely dent America's long slide from progressive taxation...

U.S. Rep. Alexandria Ocasio-Cortez making a fashion statement. Ray Tamarra/GC Images via Getty Images Demanding tax increases on the rich is back in fashion both in the corridors of the House of Representatives and on the red carpet of the Met Gala . The ...

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