Chimpanzee and bonobo mothers have been observed carrying their deceased infants on their backs for years. Why does this happen?

Human gut microbiomes respond to lifestyle transitions, yet the extent to which these responses are conserved across spatio-cultural contexts remains undercharacterized. We present the South Asian ...

I've been collecting items on microplastics, for which research is finding increasing evidence for harm to human and environmental health.  Here are some relatively recent examples of what's out there on this topic. Should we be worried about microplastics?   How big a problem are microplastics? The first global study of its kind quantifies the problem in the food and drink industry...

NSF's mission is to advance the progress of science, a mission accomplished by funding proposals for research and education made by scientists, engineers, and educators from across the country.

Should generative AI be used in courses on the climate crisis?

The American Journal of Human Biology publishes reports of original research, theoretical articles and timely reviews, and brief communications in human biology.

Official page of the American Museum of Natural History in New York City.

YouTube video by American Dish

- work environment: Humans are constantly exposed to pathogens in their environment. In addition to physiological immunity, a behavioural immune system enables the detection of risks and helps to avoi...

Mothers in academia take on considerably more childcare-related responsibilities than do fathers.

Objectives Intestinal function is an important but often overlooked aspect of human biological variation, with the intestines serving as both a barrier against external pathogens/contaminants and th...

Make America Healthy Again supporters plan to rally against the proposal when Supreme Court justices hear the case in Ap

Here's one place where the MAHA and Food Justice movements agree: on glyphosate.  Here is a post from thefoodbabe (@Vani Hari): LOBBYING This refers to U.S. Right to Know's Bayer lobby tracker. Federal disclosures show Bayer reported spending $9.19 million on lobbying Congress and the executive branch in 2025, which includes fees paid to at least 13 outside lobbying firms…

A new report warns that AI poses a serious threat to children's cognitive development and emotional well-being.

This is the first of a series of posts I will be writing about the new Dietary Guidelines for America, 2025-2030 Yesterday, I gave an overview of the guidelines, finding them cheerful, but muddled, contradictory, ideological, and retro. I do like the cheerful message: Eat Real Food. But after reviewing lsome of the rest of the materials that come with the guidelines, I think those terms miss a more important concern: they are about personal responsibility, not public health.

New dietary guidelines limit saturated fats to 10% of total calories, but also encourage full-fat dairy, red meat, and beef tallow. How will that work?

A new study from the Leverhulme Centre for Demographic Science reassesses whether rising gender equality can help reverse falling birth rates, a long-standing theory in demography. The research, publi...

A CDC website now promotes the debunked idea of a link between vaccines and autism.

Hierarchical relationship? Only development will tell - Volume 48

In November, New Mexico will become the first state to offer free daycare for children as young as 6 weeks. On the other side of the country, child care is a key issue in New York City's mayoral elect...

The fertility rate is commonly confused with the eventual number of births per woman. This can result in misinterpreting the impact of policies and trends over time.