All posts tagged with life history

Twins from an adaptive point of view

1 minute read

The biological anthropologist Rebecca Sear looks at the evolution of human twinning in a post for This View of Life: “Solving the Evolutionary Puzzle of Twin...

Everything Neandertal is not bad

6 minute read

This is not a bad story about Neandertals by Melissa Hogenboom: “What Neanderthals’ healthy teeth tell us about their minds”. It’s an overview of what scient...

The developmental obstetrical dilemma

5 minute read

Alik Huseynov and colleagues have a data-rich paper in the Proceedings of the National Academy of Sciences examining age-related changes in the human pelvis:...

Weaning a Neandertal

6 minute read

Last week, Nature published a paper by Christine Austin and colleagues, in which they developed a new approach to understand how breastfeeding affects the el...

Sarah Blaffer Hrdy interview

less than 1 minute read

Eric Michael Johnson has posted a wonderful and wide-ranging interview with Sarah Blaffer Hrdy: “Raising Darwins Consciousness: Sarah Blaffer Hrdy on the Evo...

Membership has its privileges

6 minute read

A new paper in PNAS by Erik Trinkaus covers the mortality patterns of old versus young adults in Neandertals, early modern humans in the Levant and early Upp...

Questioning the "evolution of an underclass"

2 minute read

A little life history theory can be a dangerous thing. Case in point: “Die young, live fast: The evolution of an underclass.” The article discusses correlati...

Bioethics pair

2 minute read

A pair of articles in my browser tabs refer to bioethics.

Bigger brains, more cancer?

1 minute read

Rachael Rettner reports on a hypothesis that human cancer risk may be a side-effect of brain evolution. The hypothesis emerges from studies of gene expressio...

Worm longevity and the germline

less than 1 minute read

Nicholas Wade writes about experiments that link germline gene regulation to life extension in C. elegans:

A Snowdrift game version of hunting

5 minute read

I want to run through some examples of how we can apply game theory to consider hunting decisions in human groups. First, I describe a simple Snowdrift model...

Neandertal longevity and pulp cavities

1 minute read

Rachel Caspari has been doing some amazing work with micro-CT scans of Neandertal teeth. The work got profiled this week by Elizabeth Culotta in the Science ...

Live fat die young, bearwise

less than 1 minute read

This story describes research on the longevity and maturation of wild bears who have invaded urban habitat in Nevada:

Mechanisms of development and body size

3 minute read

I'm just doing some background reading about the body size of pygmies (for both obvious and not-so-obvious reasons) and I thought it worth making a note of ...

Hunter-gatherer mortality

5 minute read

Kim Hill and colleagues (2007) report in the current Journal of Human Evolution on the mortality profile of recent Hiwi hunter-gatherers. Here is their abst...

How modern is "modern tooth development"?

2 minute read

Regular readers of the blog will remember previous occasions when I have written about dental development in fossil humans. I am by no means an expert on th...

Family size and lifespan

2 minute read

After the post about education and lifespan, I noticed a different story about how large families reduce the lifespans of parents:

Pregnancy loss in wild baboons

4 minute read

I ran across this new paper by Jacinta Beehner and colleagues, which has a very intensive sampling of pregnancy outcomes in Amboseli baboons:

Lion predation on elephants

4 minute read

I'm reading a bit about risk in large animal hunting, and I ran across an article by Dereck Joubert on elephant hunting by lions in Botswana.

Drowning statistics

1 minute read

I got curious about drowning as a global cause of death tonight, so I did some research and found a paper by Etienne Krug et al. (2000).

Genetics and lifespan

2 minute read

The New York Times is carrying an article by Gina Kolata that discusses research on genetics and longevity. She has quotes from several big figures in the f...

Drinking milk can give you twins?

3 minute read

Science Blog has a press release regarding the research of Gary Steinman on dietary influences on twinning. I'm going to cite a lenghty passage, because it'...

Mandrill reproductive variance

3 minute read

Joanna Setchell and colleagues (2005) present observations on the sexual competition and reproductive success in mandrills. For a quick primer on mandrill s...

Get ready, we're getting older

less than 1 minute read

The Scientist has a very nice article titled "The Longevity Dividend", about attempts to treat diseases of aging with preventative biotechnology. Some pe...

Gorillapause

less than 1 minute read

I missed this story back in December about menopause in captive gorillas:

Paging Randy Newman…

5 minute read

If "short people got no reason to live", then why exactly do they live longer than tall people?

Bringing Kurzweil's dream to earth

1 minute read

I've seen a lot of attention to the new Ray Kurzweil book, Fanstastic Voyage: Live Long Enough to Live Forever, but only now have I seen a review by someone...

Genetics of the superfertile

1 minute read

Reuters reports on a research study by Dr. Neri Laufer (Hadassah University Hospital, Jerusalem) into the genetic variation underlying fertility in older wo...

Overweight is best?

1 minute read

The New York Times reports a new study in JAMA on the mortality risk associated with different BMI classes. The study found that obesity and underweight cla...

Caring for the edentulous

10 minute read

One of the features of the National Geographic (April 2005) article on Dmanisi is the discussion of the necessity of other people to aid and care for the ol...