The profound effects of psychedelics reshape subjective responses to internal and external sensations and are frequently reported as among the most meaningful experiences in life7. These states can manifest sustained therapeutic benefits, including reductions in depression, anxiety and addiction, alongside an increase in social connectedness and overall well-being3,4,9,10,11,12,13,14. The brain constructs perception and selfhood by
Explanation: Recorded the night of August 12-13, images from four dedicated meteor-monitoring cameras at an astronomical observatory in Czechia were aligned and combined to create this all-night, all-sky view. On that night, the total count came to 1,706 meteors. And since that coincided with the peak activity of the 2026 Perseid Meteor Shower, most are
Gommers, J. et al. Interval cancer, sensitivity, and specificity comparing AI-supported mammography screening with standard double reading without AI in the MASAI study: a randomised, controlled, non-inferiority, single-blinded, population-based, screening-accuracy trial. Lancet 407, 505–514 (2026). Article PubMed Google Scholar Lu, M. Y. et al. A multimodal generative AI copilot for human pathology. Nature 643, 466–473
Ethics statement All experiments involving human cell lines were approved by the Harvard University IRB and ESCRO committees. All animal experiments were conducted according to protocols approved by the Institutional Animal Care and Use Committee (IACUC) of Harvard University. All experiments were performed in accordance with relevant guidelines and regulations, and in accordance with informed
Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here. Tools found at an archaeological site near Jubbah, Saudi Arabia (shown here) more closely resemble those crafted by Neanderthals than those made by Homo sapiens, researchers say. (NASA/digitaleye via Alamy) An analysis of stone tools thought
Hello Nature readers, would you like to get this Briefing in your inbox free every day? Sign up here. Credit: Jessie C. Tanner Female Cope’s gray treefrogs (Dryophytes chrysoscelis) struggle to pick the best mates when presented with too much choice. Typically, female treefrogs choose male suitors with the longest calls. When researchers played these