A review of the synaptic plasticity and memory hypothesis arguing that it is insufficient to explain memory, and proposing a broader cellular processes and memory hypothesis that includes molecular and intracellular mechanisms.

A guest post defending the amyloid hypothesis of Alzheimer's disease, explaining why amyloid is likely the root cause despite recent criticism and discussing why early treatments have only been partially effective.

A detailed review of Islamic geometric patterns in The Metropolitan Museum of Art's Moroccan Court, analyzing both the flaws in modern recreations and the underlying mathematical principles of authentic pattern construction.

Scott reviews updates from two cohorts of ACX Grants recipients (from 2021 and 2024), analyzing their progress and sharing lessons learned about what makes grants successful.

The review examines Daniel Everett's 'How Language Began', which challenges Chomsky's linguistic theories and proposes an alternative view of language as a gradual cultural invention.

Scott Alexander explores the misconception of utilitarianism, arguing that many common political actions are more ethically questionable than his own 'utilitarian' views.

Scott Alexander examines recent studies on the Fraternal Birth Order Effect, finding evidence for a broader sibling birth order effect on homosexuality, though its exact nature and mechanism remain debated.

The review explores Jane Jacobs' economic theories from two of her books, focusing on the importance of cities in economic development and challenging conventional wisdom on separatism and large political entities.

Scott Alexander provides updates on the ACX Grants project, summarizing the progress of grantees and their ongoing needs.

Scott critiques evolutionary explanations for suitor-parent disagreements in mate choice, proposing that suitors use innate instincts while parents rely on reasoning, leading to different preferences.

The post examines whether unimproved land value can be accurately assessed separately from buildings, a crucial aspect of Georgist land value taxation.

Lars Doucet examines whether landlords can pass Land Value Tax on to tenants, concluding that empirical evidence supports they cannot.

Lars Doucet presents evidence that land is still a major economic factor in modern times, contrary to some economists' claims.

Scott Alexander analyzes ivermectin studies for COVID-19, finding most positive results likely due to methodological flaws, fraud, or confounding by parasitic infections.

This collaboration examines the empirical evidence and significance of spiritual experiences, arguing they deserve serious consideration as an important aspect of human life.

A diverse collection of links covering recent studies, unusual historical events, technological developments, and various curiosities across multiple fields.