By Elmond Bandauko, Assistant Professor of Human Geography, University of Alberta
The informal sector has become a dominant source of livelihoods for urban residents in African cities. Within this sector, street trading is one of the most visible and vital components of urban economies.
In Zimbabwe’s capital city, too, street traders, selling clothing, snacks, fruits and vegetables, household goods, electronics and many other products, are a dominant feature in the economy. As in most African cities, the…
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By Wandile Sihlobo, Senior Fellow, Department of Agricultural Economics, Stellenbosch University
The Sustainable Food and Agricultural Systems work stream of the Business 20, a G20 engagement group, has endorsed three principles that it argues will contribute to the building of sustainable food systems and agriculture. The principles are increased trade, resilient supply chains, and sustainable agricultural practices.
Agricultural economist Wandile Sihlobo explains…
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By Brendon J. Cannon, Associate Professor, Khalifa University
In the last decade, armed drones have become one of the most visible symbols of modern warfare. Once the preserve of advanced militaries, armed drones are now widely available on the global arms market. Countries such as Turkey, China and Iran are producing lower-cost models and exporting them. In Sudan’s ongoing war, which began in 2023, drones have…
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By Kathryn H. Jacobsen, William E. Cooper Distinguished University Chair, Professor of Health Studies, University of Richmond
In the wake of a measles outbreak in Canada that has infected thousands of people over the past year, an international health agency revoked the country’s measles-free status on Nov. 10, 2025.
The Pan American Health Organization, which serves as the World Health Organization’s regional office for the Americas, made this announcement…
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By Kashif Raza, Postdoctoral Fellow, Faculty of Education, University of British Columbia
When a politician addresses issues such as Islamophobia, immigration or housing in multiple languages, they’re engaging with a wider world of shared experiences that migration has woven together.
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By Robert Chernomas, Professor Of Economics, University of Manitoba
Canada’s 2025 federal budget, and those that follow in the coming years, may prove to be the most important since the beginning of the Second World War.
Canada’s longstanding, co-dependent economic relationship with the United States has abruptly and involuntarily ended following U.S. President Donald Trump’s imposition of tariffs and
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By Jared Bahir Browsh, Assistant Teaching Professor of Critical Sports Studies, University of Colorado Boulder
The 76ers celebrate the 25th anniversary of an iconic team that lost the championship but captured the heart of the city.
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By Gabriel Guillén, Professor of Language Studies, Middlebury College
Thor Sawin, Professor of Linguistics, Middlebury College
AI-fueled technologies make communicating in other languages easier than ever, but it still can’t replace the transformative value of learning a new language.
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By Christina Nicholas, Associate Professor of Orthodontics and of Anthropology, University of Illinois Chicago
David Avenetti, Associate Professor of Pediatric Dentistry, University of Illinois Chicago
A pediatric dentist and an anthropologist explain how baby teeth and adult teeth help humans chomp their food over a long lifespan.
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By Azarang Asadi, Data Scientist, Oklahoma State University
Collin D. Bowersock, Principal Scientist, Human Performance and Neuromechanics Research Institute, Oklahoma State University
Matthew Bird, Performance Science Coordinator, Human Performance and Nutrition Research Institute, Oklahoma State University
Motion data is well known for improving athletic performance and rehab. Thanks to AI, it’s also turning motion into another vital sign for general health.
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