Stored but inaccessible: brain histamine neurons gate moment-to-moment memory access
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Updates every hour. Last Updated: 11-Jun-2026 12:16 ET (11-Jun-2026 16:16 GMT/UTC)
Adolescents who spend at least two hours a day on social media are more likely to experience depressive symptoms and poorer wellbeing, with the strongest effects in early adolescence, according to new research.
An international team ihas used artificial intelligence to analyse the climate commitments submitted to the United Nations by 158 countries. Their conclusion is stark: profound inequalities persist within global climate planning. The paper, published in the journal Nature Communications, concludes that high-income nations focus their climate commitments on health, technological transitions and emissions reduction. Conversely, low- and middle-income countries tie climate action to immediate survival challenges – such as access to water, energy, food security and natural resource management.
As cases of hypertensive disorders of pregnancy continue to rise, Dr. Samantha Parker Kelleher, associate professor of epidemiology at Boston University School of Public Health, has received a five-year, $3.2 million grant from the National Heart, Lung, and Blood Institute to examine the effects of postpartum hypertension on recurrent HDP and identify ways to decrease HDP rates among mothers, which range from 15-45 percent in the US.