An updated Cochrane Review suggests face masks don’t reduce the spread of COVID in the community. But there are several reasons why this conclusion is misleading.
Don’t believe the hype about Bigfoot, a flat Earth or ancient aliens.
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A university course teaches students why people believe false and evidence-starved claims, to show them how to determine what’s accurate and real and what’s neither.
Human memory doesn’t work like a video camera, simply recording a scene as it happens. But researchers know how to help children recall information accurately.
It can feel safer to block out contradictory information that challenges a belief.
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Here are some reasons for the natural human tendency to avoid or reject new information that runs counter to what you already know – and some tips on how to do better.
Two Australians with bipolar have been successfully treated with poo transplants, allowing them to come off, or reduce, their medications. Here’s where the science is up to.
We’ve all heard an exasperated “do your research!” from people who want to persuade us to accept their claim or point of view. The problem is it’s not likely to convince anyone.
Policy-makers lack an understanding of how to assess research and the quality of that research. We need to do better during the COVID-19 pandemic and during future health crises.
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In most countries, ignorance about how to use evidence properly to inform decision-making has led to missteps during the COVID-19 pandemic. Here’s how to do better.
New research shows the choices we make, and our perceptions of the world, are biased by our initial impressions.
As the pandemic has progressed, so has scientists’ understanding of why masks matter and how best to protect against COVID.
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Take a closer look at what’s driving climate change and how scientists know CO2 is involved, in a series of charts examining the evidence in different ways.
The African evidence community has built strong relationships across traditional boundaries. This has allowed researchers to mobilise quickly and effectively to improve policy outcomes.
Randomized controlled trials of therapeutic interventions have yet to be conducted.
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Because little scientific evidence exists for trans medical treatments, doctors are often wary when working with trans people, even if they realize it’s in the patients’ best interests to do so.
In a crisis, there’s no time to get perfect evidence. The evidence that lockdowns contain contagion and boost subsequent economic growth is persuasive.
Conviction rates for sexual offences remain low, despite legal reforms in recent years. One reason is the criminal standard of ‘reasonable doubt’ when supporting evidence may be difficult to produce.
A crop circle in Switzerland.
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