Thursday, July 30, 2026

The Hominid Post

The Hominid Post is an independent publication about human behavior, evolutionary anthropology, human behavioral ecology, and cultural evolution. About The Hominid Post

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The Human Brain May Have Evolved by Slowing DownThe Moon Is Becoming a Network: CAPSTONE 02, LunaNet, and the Cislunar Infrastructure BuildoutThe First Alliance: How Humans and Wolves Learned to Live TogetherDid Humans Once Sleep in Two Shifts?The Delegated Agent: Deep History Meets the Agentic Customer ExperienceThe Human Brain May Have Evolved by Slowing DownThe Moon Is Becoming a Network: CAPSTONE 02, LunaNet, and the Cislunar Infrastructure BuildoutThe First Alliance: How Humans and Wolves Learned to Live TogetherDid Humans Once Sleep in Two Shifts?The Delegated Agent: Deep History Meets the Agentic Customer Experience

July 30, 2026

Culture

Somalia is racing to preserve Radio Mogadishu's archive of tens of thousands of recordings spanning more than 70 years -- music, poetry, drama, literature, speeches and news. UNESCO warns that humidity, age and conflict could erase material found nowhere else unless digitization moves quickly.

UNESCO, July 28-29
Ecology and food systems

A China-wide analysis found that 36.4% of mercury accumulated by staple crops returns to soil through crop residues, while 43.4% enters the food chain through grain and straw fed to livestock. Pollution does not remain where it is deposited -- farming practices move mercury among air, soil, crops, animals and people.

Nature Communications, July 29
Economy

The Federal Reserve held the federal-funds target at 3.50%-3.75% by a 9-3 vote. Three members preferred a quarter-point increase as inflation remained above 2% and energy-related supply shocks raised prices. Holding rates does not freeze consumer borrowing costs -- bond markets and lender risk premiums continue moving.

Federal Reserve, July 29
Evolution

Researchers assembled 2,110 centromeres from 28 population groups, identifying 226 haplotypes, twentyfold differences in mutation rates and evidence of archaic-hominin introgression. Chromosome structures essential for cell division are far more diverse and rapidly evolving than previously measured.

Nature, July 29
Healthcare and climate

More than a century of African childhood-malaria data suggests warming increased prevalence in East and southern Africa but reduced climatic suitability in parts of West Africa. The continent-wide net estimate was near one excess case per 1,000 children, with a confidence interval ranging from four fewer to six additional cases.

Nature, July 29
General science

A multi-ancestry analysis of 48,694 Hashimoto's thyroiditis cases and more than 1.04 million controls identified 155 independent genetic associations, including 45 variants and 19 loci not previously linked to hypothyroidism. Genetic association does not establish causation or support individual diagnosis.

Nature Genetics, July 29
Society

UNESCO and ECLAC project Latin America will have 38.3 million fewer school-age people by 2050. Regional fertility declined from 5.8 children per woman in 1950 to 1.8. Smaller cohorts can reduce pressure on classrooms, but also invite budget cuts before coverage and quality gaps are closed.

UNESCO/ECLAC, July 29
Technology and artificial intelligence

Meta's revenue rose 28% to $60.8 billion, but expenses increased 55%, operating income fell 8% and capital expenditure reached $31.08 billion. Free cash flow was only $784 million despite $31.86 billion in operating cash flow. AI infrastructure produces returns over several years -- one quarter cannot establish its ultimate economics.

Meta Q2 2026 earnings, July 29
Environmental health

Five years of monitoring along southern Thailand's Na Thap River identified cadmium, lead, copper and nickel exceeding national surface-water standards at certain locations and times. February produced unsafe conditions across every monitoring site in the study. Seasonal averages can conceal short periods of concentrated exposure.

Scientific Reports, July 29
Important human development

WFP describes the eastern DRC Ebola outbreak as the fastest-spreading on record. It has delivered more than 160,000 hot meals and provides monthly food assistance to 14,000 people under quarantine. People cannot reliably isolate if doing so means losing access to food -- WFP says $101 million is required for the six-month regional response.

WFP, July 29
Read the full brief →
Start Here

The Foundations of Human Behavioral Ecology and Evolutionary Thinking

These cornerstone articles explain how evolutionary theory can be used to study human behavior. Begin with natural selection, behavioral ecology, tradeoffs, cooperation, and cultural evolution—the concepts that guide everything we publish.

  1. 1Who Really Developed the Theory of Evolution?
  2. 2Natural Selection Explained
  3. 3Survival of the Fittest Does Not Mean Survival of the Strongest
  4. 4From Sociobiology to Human Behavioral Ecology
  5. 5How Evolutionary Thinking Explains Human Behavior
  6. 6Human Behavioral Ecology: Why Context Changes Behavior
  7. 7What Is a Hominid?
  8. 8Hominid vs. Hominin vs. Homo sapiens: What's the Difference?

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What We Cover

Four subject areas, one publication

Human evolution

We examine human origins, adaptation, life history and the evolutionary tradeoffs that shaped our species. These articles explain established scientific concepts while identifying where evidence remains incomplete or contested.

Explore human evolution

Behavior and cooperation

Humans cooperate, compete, reciprocate, form coalitions and respond strongly to status and reputation. We explore how these behaviors work across families, groups, institutions and modern societies.

Explore behavior and cooperation

Culture and society

Biological evolution alone cannot explain human behavior. Our articles examine cultural transmission, religion, political identity, morality, social norms and the institutions through which people organize collective life.

Explore culture and society

Health and technology

Healthcare, insurance, artificial intelligence and automation are human systems before they are technical systems. We study how incentives, trust, accountability and judgment shape their outcomes.

Explore health and technology

About The Hominid Post

The Hominid Post is a publication about human behavior, evolutionary anthropology, human behavioral ecology, and cultural evolution. We connect research on cooperation, conflict, kinship, status, health, technology, and institutions to the problems people face today.

Our editorial standard is evidence first, interpretation second, and speculation clearly labeled.