Ten years ago, the virus that causes polio seemed to be on its way to extinction. In August 2016, Nigeria experienced its last two cases of the wild virus, leaving it circulating only in Afghanistan and Pakistan. Amid global enthusiasm, Hamid Jafari, who at the time was leading polio operations and research at the World
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Hundreds of people gather in Abuja, Nigeria’s capital, to mark World Cancer Day on February 7, marching to raise awareness about cancer and the importance of early diagnosis. The World Health Organization cites Nigeria as a country with a rapidly increasing number of cancer cases. Emmanuel Osodi/Anadolu/via Getty Images hide title toggle title Emmanuel Osodi/Anadolu/via
Gong, C. et al. Discovery of intrinsic ferromagnetism in two-dimensional van der Waals crystals. Nature 546265–269 (2017). Article ADS CAS PubMed Google Scholar Chen, Y. et al. Twist-assisted fully antiferromagnetic tunnel junction at the atomic limit. Nature 6321045-1051 (2024). Article ADS CAS PubMed PubMed Central Google Scholar Naguib, M. et al. Two-dimensional nanocrystals produced by
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