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How quantum computers could steal your bitcoin

  • Written by: Marco Tomamichel, Senior Lecturer, School of Software, University of Technology Sydney
How quantum computers could steal your bitcoinPart of IBM Research's quantum computer. IBM Research/Flickr, CC BY-ND

Cryptocurrencies like bitcoin have recently captured the public’s imagination because they offer an exciting alternative to traditional monetary systems.

Bitcoin transactions are essentially a series of puzzles stored in public on the blockchain. The puzzles used to...

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Why plastic bag bans triggered such a huge reaction

  • Written by: Gary Mortimer, Associate Professor in Marketing and International Business, Queensland University of Technology

Woolworths’ and Coles’ bans on plastic bags have been applauded by environmental groups, but were reportedly met with abuse and assault and claims of profiteering. Even comedians saw value in the theatre of the bag ban.

This reaction is due to supermarkets breaching their “psychological contract” with customers. When...

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As Trump meets Putin, expectations may be high but the prospects are poor

  • Written by: Joseph Camilleri, Emeritus Professor of International Relations, La Trobe University
As Trump meets Putin, expectations may be high but the prospects are poorA meeting between Russian President Vladimir Putin and US President Donald Trump will be the focus of much global attention this week.AAP/Jorge Silva/pool

The US and Russian presidents are meeting in Finland for their first extensive one-on-one conversation. Does much hang on this meeting? In theory, a great deal. In practice, not so much.

That the...

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Curious Kids: Why do birds sing?

  • Written by: Michelle Hall, Research Fellow, University of Melbourne
Curious Kids: Why do birds sing?Do-re-mi-fa-so-la-ti-do!Shutterstock

This is an article from Curious Kids, a series for children. The Conversation is asking kids to send in questions they’d like an expert to answer. All questions are welcome – serious, weird or wacky!


Hello. My name is Hannah from Toronto, Canada, age 4. I would like to know why do birds sing. Thanks...

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More Articles …

  1. The science and art of reef restoration
  2. William Faulkner diagnosed modern ills in As I Lay Dying
  3. Getting an initial specialists' appointment is the hidden waitlist
  4. Government senator Dean Smith urges national debate about population
  5. is Australia's population the 'highest growing in the world'?
  6. New Zealand's zero carbon bill: much ado about methane
  7. why the ACCC says household solar subsidies should be abolished
  8. Breastmilk alone is best for the first six months – here's what to do next
  9. Michelle Grattan on Latham's liaison with One Nation in Longman, live sheep exports and the ACCC's criticism on energy
  10. Officers 'sanctioned' for 'human error' in filing cabinet affair
  11. How we can protect the women who make most high-quality footballs
  12. It's a busy night sky this July, so make sure you look up
  13. Why the ABC, and the public that trusts it, must stand firm against threats to its editorial independence
  14. from convicts to contemporary convictions – 200 years of Australian crime fiction
  15. A silent career killer – here's what workplaces can do about menopause
  16. How to break up with plastics (using behavioural science)
  17. Carbon monoxide exposure in homes is a risk – here's how to protect yourself
  18. Whether teams win or lose, sporting events lead to spikes in violence against women and children
  19. Peer review has some problems – but the science community is working on it
  20. When to trust (and not to trust) peer reviewed science
  21. an evidence-based guide for students, supervisors and universities
  22. Little upside for Malcolm Turnbull in debate over religious freedom
  23. Eradicating cattle disease M. bovis in New Zealand may be costly, even impossible, but we must try
  24. Changing of the guard at the Treasury department
  25. Rethinking _Homo sapiens_? The story of our origins gets dizzyingly complicated
  26. Audit found Vikki Campion was owed travel money
  27. a strikingly prescient morality tale about banking
  28. 'Ideological masculinity' that drives violence against women is a form of violent extremism
  29. Think carefully before buying Bitcoin – and don't buy the 'safe haven' claims
  30. Why New Zealanders are feeling the hard edge of Australia's deportation policy
  31. Médiation scientifique : le rêve américain ?
  32. Five women to watch (and listen to) in Australian hip hop
  33. Humankind's odyssey from Africa began more than two million years ago
  34. Why Australia does not need a Religious Discrimination Act
  35. Restructuring alone won't clean up the banks' act
  36. Why do you blink when there is a sudden loud noise close by?
  37. What we can learn from China’s fight against environmental ruin
  38. ‘Where are you from?’ is a complicated question. This is how young Australians answer
  39. More of us are opting for 'digital detox' holidays
  40. it could be your best shot for a goal in a penalty shootout
  41. 'Network contagion' is key to getting healthier numbers of women on company boards
  42. Australia falls further in rankings on progress towards UN Sustainable Development Goals
  43. The rise and rise of Hillsong, and what other Australian churches should learn from them
  44. Warming oceans are changing Australia's fishing industry
  45. ABC chairman Milne attacks 'self-serving' commercial critics
  46. Why Australia might be at risk of 'overtourism'
  47. Fixing the shortage of specialist science and maths teachers will be hard, not impossible
  48. Is UNESCO World Heritage status for cultural sites killing the things it loves?
  49. when Australian water goes bad
  50. Happiness helps football players do better, and it could help economies too

Business News

How Immigration Lawyers Can Help

Introduction Visa decisions can shape employment, family life, study plans, travel, and future residence. A small omission can lead to delay, added expense, or refusal. Immigration lawyers assess l...

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How Industrial Drying Equipment Supports Efficient Processing

Many industrial processes require moisture to be removed from compressed air, products or process materials before they move to the next stage. Excess moisture can affect equipment performance, produc...

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Practical Ways a Whiteboard Can Improve Workplace Communication

Effective communication helps teams stay organised, share ideas and keep track of important information. While digital tools are now common in many workplaces, a whiteboard continues to provide a simp...

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Designing Eco-Friendly Custom Water Bottles for Your Next Event

The Evolution of Sustainable Event Merchandise Event planning has undergone a massive transformation over the last decade. Gone are the days when organizers could hand out cheap, single use plastic...

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Why Choosing a Professional Florist Melbourne Makes Flower Delivery Impactful

Flowers have a great power to speak when humans cannot express their feelings with right words. Flowers are the best gifts when you are celebrating a birthday or welcoming a newborn child into your fa...

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The Business Case for Choosing Australian Fabricators Over Imported Alternatives

For a long time, you might have defaulted to overseas suppliers when sourcing fabricated metal components for a project. The unit price was lower on paper, and the maths seemed straightforward. That...

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Australian organisations are relying on business continuity plans built for a far more predictable world

Tariff escalations, supply chain fragility, geopolitical events, and the ongoing threat of cyber disruption have reshaped the risk environment facing Australian organisations. The problem is that ma...

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How to Rent a Car for Uber in Melbourne: What Every New Driver Needs to Know

Starting out as an Uber driver in Melbourne is not as complicated as it sounds but getting the vehicle right is where most new drivers get stuck. Uber has strict requirements around vehicle age, condi...

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When Should You Speak to a Lawyer About a Legal Issue?

Legal issues can begin with a simple question, then become harder to manage once formal steps are involved. Many people wait until a matter feels urgent before seeking guidance, even though earlier ...

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The Daily Magazine

Elevate Your Morning Routine with Cafe-Style Coffee at Home with the Right Coffee Machine

There's something magical about that first sip of coffee in the morning. It’s more than just a bev...

Top Garment Steamers for Busy Professionals in Australia

The gap between garment steamers built for a quick touch-up and ones built to keep pace with a wor...

Correct Sleeping Posture to Minimize Back Strain

Most people don’t pay much attention to how they sleep until they start waking up with a stiff bac...

Why Product Longevity Matters for Sustainable Australian Buildings

Sustainability in building design is often associated with recycled materials, renewable resources a...

NDIS Support Coordination Explained: What Does a Support Coordinator Actually Do?

NDIS support coordination explained means understanding how a professional can help participants n...

When Should You Speak with Divorce Lawyers in Sydney?

Divorce involves more than completing an online application. It can affect parenting arrangements, p...

How to Choose a Reliable Hot Water System Installer on the Gold Coast

Choosing a reliable installer is just as important as choosing the right hot water system. A qualifi...

How Microtask Platforms Support Modern Digital Promotion

Digital promotion has become increasingly complex. Businesses communicate with customers through w...

Cosmetic Dentistry Options From a Brisbane-Based Dental Team

You cover your mouth when you laugh. You skip the group photo. Maybe you edit pictures to soften a...