The Conversation

The Conversation

The Conversation

The Conversation is an independent source of news and views, funded by the academic and research community and delivered direct to the public. The Conversation launched in Australia in March 2011.
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IBD: How A Class Of Killer T Cells Goes Rogue

IBD: How A Class Of Killer T Cells Goes Rogue

Between 6 and 8 million people worldwide suffer from inflammatory bowel disease, a group of chronic intestinal disorders that can cause belly pain, urgent and frequent bowel movements, bloody stools and weight loss. New research suggests that a malfunctioning member of the patient’s own immune system called a killer T cell may be one of the culprits. This discovery may provide a new target for IBD medicines.

The Insect Apocalypse That Never Was

The Insect Apocalypse That Never Was

In recent years, the notion of an insect apocalypse has become a hot topic in the conservation science community and has captured the public’s attention. Scientists who warn that this catastrophe is unfolding assert that arthropods – a large category of invertebrates that includes insects – are rapidly declining, perhaps signaling a general collapse of ecosystems across the world.

The Futurist Quest To Cure Aging, And Why It May Never Work

The Futurist Quest To Cure Aging, And Why It May Never Work

As time passes, our fertility declines and our bodies start to fail. These natural changes are what we call ageing.In recent decades, we’ve come leaps and bounds in treating and preventing some of the world’s leading age-related diseases, such as coronary heart disease, dementia and Alzheimer’s disease.But some research takes an entirely unique view on the role of science in easing the burden of aging, focusing instead on trying to prevent it, or drastically slow it down. This may seem like an idea reserved mainly for cranks and science fiction writers, but it’s not.

Age Is Not A Number, It's An Ability

Age Is Not A Number, It's An Ability

It’s a common assumption that exercise in older people is difficult and dangerous, so it’s perhaps best avoided. But this is often not the case – even if these ideas are ingrained in society. Research has repeatedly shown that exercise in older adults is linked with lower disease risk, reduced risk of falls, and better overall health.

Dogs May Be Man's Best Friend Against Coronavirus Too

Dogs May Be Man's Best Friend Against Coronavirus Too

What does a pandemic smell like? If dogs could talk, they might be able to tell us.We’re part of an international research team, led by Dominique Grandjean at France’s National Veterinary School of Alfort, that has been training detector dogs to sniff out traces of the novel coronavirus (SARS-CoV-2) since March.

Far More Taxpayer Funded Science Has Become Free To Read Thanks To Coronavirus - That May Be Here To Stay

Far More Taxpayer Funded Science Has Become Free To Read Thanks To Coronavirus - That May Be Here To Stay

Scientific publishing is not known for moving rapidly. In normal times, publishing new research can take months, if not years. Researchers prepare a first version of a paper on new findings and submit it to a journal, where it is often rejected, before being resubmitted to another journal, peer-reviewed, revised and, eventually, hopefully published. All scientists are familiar with the process, but few love it or the time it takes. And even after all this effort – for which neither the authors, the peer reviewers, nor most journal editors, are paid – most research papers end up locked away behind expensive journal paywalls. They can only be read by those with access to funds or to institutions that can afford subscriptions.

That Face Mask May Have Been Made With Slave Labor

That Face Mask May Have Been Made With Slave Labor

From July 24, people in England will have to wear a face mask when inside shops, as well as on public transport. This brings England in line with many other countries that have similar rules already in place.

How Science Stopped Murder Hornets In Their Tracks

How Science Stopped Murder Hornets In Their Tracks

Panic-stricken headlines about “murder hornets” are thankfully mostly behind us. The nickname may have staying power, but it is certainly unearned. First spotted in British Columbia in August 2019, the Asian giant hornet (Vespa mandarinia) poses little threat to humans. In its native range in East Asia, the giant hornet is chiefly a menace to the livelihoods of beekeepers, provoking concern that it could cause similar problems in North America.

Free-Range Kids: Why Lack Of Adult Supervision Matters

Free-Range Kids: Why Lack Of Adult Supervision Matters

The recently released 2020 ParticipACTION Report Card revealed that Canadian children scored a D+ for “daily physical activity,” an F for “active play” and a D- for “active transportation.” Only 39 per cent of Canadian children and youth achieve recommended physical activity levels. A decline in children’s physical activity isn’t a new trend. However, with COVID-19, there has been further decline in physical activity resulting from public health protocols aimed at curbing the spread of the virus.