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The effects of COVID vaccines appear to wane as the months pass. Research into their longevity is still at an early stage, but with six months’ data, a picture is building. Antibody levels fall. The risk of being reinfected rises. Double-vaccinated people are getting ill.
But the important question, argues Sheena Cruickshank, is how ill. Waning immunity doesn’t mean the vaccines are no longer effective. Really, they’re here to protect people from severe disease, illness and death. On these fronts, vaccines are still proving highly effective. Governments – including in the UK – should therefore think carefully about whether booster programmes are truly needed.
Alzheimer’s disease is caused by the build-up of lumps of protein in the brain – but researchers may have found a way of removing them. Hyperbaric oxygen therapy, which is where people breathe in pure oxygen inside a pressurised chamber, has been shown to reduce these protein lumps and improve cognitive function.
And while English grammar is part of the national curriculum, teachers are struggling to teach it – because they weren’t taught grammar when they were at school.
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Rob Reddick
Commissioning Editor, COVID-19
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PIC SNIPE/Shutterstock
Sheena Cruickshank, University of Manchester
Governments are launching booster programmes over fears about waning immunity levels, but vaccines are still highly effective at what matters most – preventing severe disease.
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People wearing masks while having oxygen therapy in hyperbaric chamber.
Drazen Zigic/Shutterstock
Osman Shabir, University of Sheffield
Hyperbaric oxygen therapy helped to reduce plaques in the brains of mice with Alzheimer’s disease.
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Teachers need to be equipped with the knowledge and the confidence to teach the curriculum.
Jeff Morgan 13 / Alamy Stock Photo
Willem Hollmann, Lancaster University
Grammatical nous has been found to give students a broader understanding of their own language and a key to learning others. The problem is, teachers aren’t being equipped to teach it.
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Politics + Society
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Lily Hamourtziadou, Birmingham City University
Drones are not the ethical, precise weapons they’re made out to be.
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Colin Alexander, Nottingham Trent University
North Korea’s test of two new missile systems have stoked fears of a nuclear confrontation in Asia. But the North Korean leader may not be as unstable as he is made out.
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Anwen Elias, Aberystwyth University; Matt Wall, Swansea University
A government consultation is seeking views on reforming the union, rather than leaving it.
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Environment + Energy
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Tara Marshall, University of Aberdeen
A collaborative approach with Scottish fishers has led to an app that shares data about the location of endangered species so that other fishing vessels can avoid them.
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Adrian Newton, Bournemouth University
A staggering 17,500 tree species are at risk of dying out.
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Health + Medicine
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Lindsay Bottoms, University of Hertfordshire
Resistance bands are cheap, portable and easily incorporated into many exercise regimes.
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Business + Economy
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Jas Kalra, Newcastle University; Jens Roehrich, University of Bath
Everything from lorry driver shortages to container ship problems are conspiring to make it a tight Christmas for retailers.
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Featured events
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— 20 Bedford Way , London , London, City of, WC1H 0AL , United Kingdom of Great Britain and Northern Ireland — UCL
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— Lancaster University, Lancaster , Lancashire, LA1 4YW, United Kingdom of Great Britain and Northern Ireland — Lancaster University
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— Strand, London, London, City of, WC2R 2LS, United Kingdom of Great Britain and Northern Ireland — King's College London
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— The University of Manchester, Oxford Road, Manchester, Manchester, M139PL, United Kingdom of Great Britain and Northern Ireland — University of Manchester
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