Concrete may be one of the world’s most familiar materials, yet much is still unknown about its inner microbial world. Researchers from Hiroshima University and Kyoto University found that once concrete hardens, microbes introduced through raw materials are sealed inside, forming interior communities largely isolated from those on the surface—and whose DNA signatures can survive the 70°C heat of drilling for routine core sampling.
Concrete’s distinct microbial zones could change how building health is assessed
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As the UK entered COVID-19 lockdown in March 2020, security services and counterterrorism officials warned of a new threat forming in young people’s bedrooms. Superintendent Matthew Davison, head of Prevent North-East, cautioned that extremists were [...]
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Violence perpetrated by members of one’s own ethnic group produces up to five times more trauma than violence from opposing groups. Joan Barceló and Keshana Ratnasingham examined mental health outcomes among Tamil civilians in postwar [...]
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Established in 1868 with the ratification of the 14th Amendment to the U.S. Constitution, birthright citizenship grants citizenship to all persons born on U.S. soil regardless of the parents’ citizenship status. If birthright citizenship is [...]
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Researchers at Murdoch University have developed a forensic intelligence tool which could help police link the victims of serial offenders by analyzing their facial appearance. The study, “Development of face similarity linkage for the attribution [...]
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It is widely accepted that learning English is essential for many adult migrants who move to the UK. Yet in the last census, over 1 million residents in England and Wales reported not speaking English [...]
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Body cameras, satellites and digital verification tools are generating more evidence of violence than ever before. But the institutions responsible for delivering justice still decide what counts as evidence—and what does not.This post was originally [...]
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While immigration is often blamed for the rise of populism, it was cost of living and male job dissatisfaction that played a major role in the European surge in support for populist politics a decade [...]
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The practice of states revising standards for how their schools teach history is developing a storied and often contentious history of its own. A University of Kansas scholar has published new research arguing that history [...]
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People’s political persuasions can have a significant influence on their initial response to a global health crisis, according to new research. But while they do tend to respond to guidance issued or followed by their [...]
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When Bella Astrofsky, who’s poised to graduate in May with a bachelor’s degree in journalism, began digging through 19th-century newspapers, she did not expect to help inform how historians understand the end of Reconstruction in [...]
