«This is really a landmark
study of skin color diversity,» says geneticist Greg Barsh of the HudsonAlpha Institute for Biotechnology in Huntsville, Alabama.
Not exact matches
While discounting subjective criteria such as eye and
skin color, the site scores users out
of 10 according to a specific algorithm that «takes into account many factors from neoclassical beauty, modern research papers, and our own scientific
studies,» the company said.
People who
study face perception have been arguing that when we meet new people, all we are learning about their faces are so - called static features that don't change, like the shape and size
of their face and
skin color.
Using a genome - wide association
study (GWAS) that includes 1600 individuals living in Tanzania, Botswana, or Ethiopia, the authors identified regions
of the genome that contribute to
skin color variation and carried out a series
of analyses to pinpoint the responsible genes.
Anthropologist Nina Jablonski, profiled by Ann Gibbons (p. 934),
studies the evolution
of skin color and has found that a surprising number
of people face health consequences from having a
skin tone poorly adapted to their current environment.
In a retrospective
study, researchers found that a majority
of areas
of the
skin treated with surgery still had «very good to excellent»
color match pigmentation five years later.
Thanks to an exquisitely well - preserved fossil
skin, a new
study has reproduced a fossil vertebrate's full range
of colors.
In the current
study, two
of the amino acid differences that Cheng has shown in prior
studies to contribute to light
skin color in humans prevented the zebrafish
color from darkening.
Another
study was done on 35 students for a period
of 6 weeks and it was discovered that eating 2 extra portions
of fruits and vegetables a day created detectable
skin color changes that made them look significantly more attractive.
The plot below the image, based on data from researchers at Columbia University and the NASA Goddard Institute for Space
Studies, shows the surface or «
skin» temperature
of different -
colored rooftops in early August 2010.
In two
studies of women, aged 18 - 25 and 30 - 40, respectively, researchers assessed the characteristics women value when selecting males as long - term relationship partners versus selecting males as sperm donors.1 The women were randomly assigned to rate a series
of characteristics desired in their «ideal man» as a sperm donor or their «ideal man» as a relationship partner, including physical traits (e.g., height, body shape, hair and
skin color, overall attractiveness) and demographics (e.g., age, education, income, ethnicity, religious and political affiliations).