By Camila C. Matos, Family and Community Physician, Professor, Universidade Federal de Santa Catarina (UFSC)
Charles Shey Wiysonge, Extraordinary Professor, Global Health, Stellenbosch University; South African Medical Research Council
Marcia Thereza Couto, Full Professor at the Faculty of Medicine, Universidade de São Paulo (USP)
Vaccine uptake has been declining in Brazil and South Africa over the last decade. This decline has reversed important gains in protecting children against vaccine-preventable diseases such as measles, polio, diphtheria and whooping cough.
Both countries have well-established, universal and free childhood immunisation programmes. In Brazil, coverage has dropped 10-20 percentage points since…
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By Hafte Gebreselassie Gebrihet, Research fellow, University of Oslo; University of Cape Town
Dan Banik, Professor of political science, Director of the Oslo SDG Initiative, Host of "In Pursuit of Development" podcast, University of Oslo
Africa faces declining aid, rising debt, climate pressure and a weakening global order. Official development assistance, the technical term for foreign aid, fell by 23.1% in 2025, the largest annual contraction on record. It’s projected to decline by a further 5.8% in 2026, before accounting for strain from the current crisis in the Middle East.
UN Trade and Development has…
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By Duncan Garrow, Professor of Archaeology, University of Reading
The story of Stonehenge starts around 5,000 years ago. But its famous old stones, some of which were transported all the way from south-west Wales to Wiltshire, are just part of the story.
Close to the beginning of its use, the site was a cemetery, with dozens of people laid to rest. That so many changes have been made to the site since – almost all involving huge commitments of human labour and creativity – is testament to Stonehenge’s significance to countless generations of people.
Its continuing…
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By Marcel Klaassen, Alfred Deakin Professor and Chair in Ecology, Deakin University
Meagan Dewar, Lecturer, Biological Sciences. Institute of Innovation, Science and Sustainability, Federation University Australia
Michelle Wille, Senior research fellow, The University of Melbourne
This is not the moment to call defeat. There is a chance we can stop this infectious virus, this time at least.
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Friday, June 19, 2026
It’s 20 years to the day since the UN Human Rights Council began its work as the world’s principal forum tasked with promoting and defending fundamental rights everywhere, particularly the world’s most vulnerable people.
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By Ben Wellings, Associate Professor in Politics and International Relations, Monash University
Offering hope and locality, the former mayor of Greater Manchester is odd-on to challenge the deeply unpopular Prime Minister Keir Starmer for the top job.
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By Steve Georgakis, Senior Lecturer of Pedagogy and Sports Studies, University of Sydney
Australia’s World Cup is far from over. But after a timid performance in which both goalscorers from the previous game started on the bench, coach Tony Popovic needs to be bolder.
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By Milan Sojitra, PhD Candidate, Marine Ecology and Biodiversity, University of Tasmania
Mark Hemer, Principal Research Scientist, Oceans and Atmosphere, CSIRO
Sophie Bestley, Senior Lecturer, Quantitative Southern Ocean Ecology, University of Tasmania
Stuart Corney, Associate Professor, Oceans Ice and Climate, University of Tasmania
Extreme weather is becoming the new normal, disrupting human communities across the globe.
It is also affecting wildlife populations in complex and increasingly concerning ways.
Our new research shows extreme heat, heavy rain and storm surges are affecting seals and seabirds during a critical period of their development – as pups and chicks.
An environment under pressure
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By Alexis Cloquell Lozano, Profesor Sociología. Cátedra Caixa Popular para el estudio de los desafíos sociales y la vulnerabilidad., Universidad Católica de Valencia
Beatriz Felipe Pérez, Investigadora asociada al Centro de Estudios de Derecho Ambiental de Tarragona, Universitat Rovira i Virgili
Joan Lacomba Vazquez, Profesor Departamento de Trabajo Social, Universitat de València
María Isolda Perelló Carrascosa, Investigadora Doctora Sénior, Universitat de València
Images of families displaced by floods, prolonged droughts or extreme storms have become a distressingly regular feature of the daily news. As the impact of climate change intensifies, so does concern over its effects on human mobility. Ongoing changes to the world’s climate now raise a salient, apparently simple question: to what extent does climate change cause migration?
The answer is anything but simple.
Over recent decades, the relationship…
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By Naomi Joseph, Arts + Culture Editor, The Conversation
Our picks this week include a history of how America came to love football, a book about freedom of speech, an adaptation of a Woolf book and two artistic takes on nature.
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