The Conversation

Small Brazilian study finds microdoses of cannabis stabilized cognitive decline in mild Alzheimer's patients

Microdoses of cannabis extract stabilized cognition in mild Alzheimer's patients without causing psychoactive effects, according to a small Brazilian trial.

Australia's National Cabinet Agrees on Major Overhaul of Gun Laws After Bondi Massacre

Australia's national cabinet initiates major gun law reforms following the Bondi shooting, targeting licensing, ownership limits, and new firearm technologies.

Recent African Coups Show Patterns of Copycat Behavior and Regional Dynamics

Military coups in Africa since 2020 suggest contagion through observation, rising domestic support, and weak international pushback.

Digitising Human Bodies for Healthcare: Potential and Risks of the Internet of Beings

Embedding sensors in bodies to digitally monitor and treat health could revolutionize medicine but introduces complex security and ethical dilemmas.

The AI bubble isn’t new — Karl Marx explained the mechanisms behind it nearly 150 years ago

The AI sector is experiencing a speculative bubble, with many investments failing to yield returns. This situation raises concerns about the future of capital flow in the industry.

The cancer blood test making waves – and what the numbers really show

The Galleri blood test could improve cancer screening by detecting 50 types of cancer early. However, its effectiveness and accuracy raise concerns.

As AI leader Nvidia posts record results, Warren Buffett’s made a surprise bet on Google

Nvidia announced a record $57 billion revenue for Q3 2025, easing investor fears about the AI bubble. The company is projected to reach $65 billion in Q4.

AI-induced psychosis: the danger of humans and machines hallucinating together

Recent incidents show how chatbots can exacerbate mental health issues, leading individuals to dangerous beliefs and actions. This raises concerns about their role as digital companions.

The science of weight loss – and why your brain is wired to keep you fat

Weight loss is complicated by biological factors that defend against it, making it harder for individuals to maintain weight loss. New treatments and societal approaches may help address obesity more effectively.

What are climate tipping points? They sound scary, especially for ice sheets and oceans, but there’s still room for optimism

The Greenland ice sheet is losing mass and may soon reach a tipping point due to rising global temperatures, which could have catastrophic effects on sea levels and climate systems.

Can the world prevent a genocide in Sudan?

Sudan's military conflict has intensified, leading to thousands of deaths and reports of ethnic massacres. The situation raises alarms of a potential genocide reminiscent of past atrocities.

The price of gold is skyrocketing. Why is this, and will it continue?

Gold prices have surged past US$4,100 an ounce, marking a 50% increase this year. This rise is driven by demand from ETFs and geopolitical factors.

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