Every week, it seems, a fresh opinion poll leads to shocking headlines: never have people been more afraid of the future, believed that their children won’t be as well off as them, or thought that their country is going in the wrong direction. Feelings of gloom about what lies ahead are particularly rife in the
Growing undocumented populations were linked to falling property crime and assaults — but more robberies.Credit: John Moore/Getty Neighbourhoods across the United States that experienced a growth in their undocumented population also saw property-related and violent crime fall, not rise, according to an analysis of 11,500 neighbourhoods in more than 100 cities. In a paper published
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Holst, V., Algaba, A., Tori, F., Wenmackers, S. & Ginis, V. Dataset artefacts can partially drive the measured decline in disruption. Nature https://doi.org/10.1038/s41586-026-10787-y (2026). Article Google Scholar Park, M., Leahey, E. & Funk, R. J. Papers and patents are becoming less disruptive over time. Nature 613, 138–144 (2023). Article ADS CAS PubMed Google Scholar Wu,
Analyzes of the scientific evidence led doctors to recommend that babies sleep on their backs.Credit: Yamaguchi Haruyoshi/Corbis/Getty Beyond Credibility: How Evidence Shows What Really Works Helen Pearson Princeton University. Press (2026) Consolidating the use of evidence in health and public policy has required decades of challenging work. Fifty years ago, doctors used to think that