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However, each pair of non-identical twins, who share only half their genes, had significant differences in their grey matter densities, indicating that the amount possessed was largely due to what was inherited.
The scientists went on to show that the twins with a higher density of grey matter, especially in the front part of the brain, were markedly better at doing IQ tests, suggesting that the more grey matter someone had, the more intelligent they should appear to be.
We’ve talked about the demographics of different dating apps.
But a full bar isn’t a good place to find a date if no one is talking.
We also looked at how the distribution of the dating services’ users compares to the population of the United States.
This shows which apps are particularly popular in different regions like the South and Northeast.
By Priceonomics Which dating app offers the best chance of meeting someone you’re interested in?
"Finding a correlation between grey matter density and general cognitive ability provides evidence for a biological basis for it, though it's not necessarily causal." The results do not, however, rule out the possibility that studying could improve a person's grey matter.
Grindr and Happn have some of the the most engaged users, but for very different reasons.***Which dating apps are most popular?
We began our analysis by looking at dating app market share (in terms of American i OS and Android users) of twenty of the most popular dating apps to see which has the most users: Tinder sits comfortably on the top of the list with a quarter more users than the closest competitor, Plenty Of Fish (POF), and two and a half times the market share of OKCupid and e Harmony, which also rank highly.
The findings emerged from a study of identical and non-identical twins who had their heads examined using a medical scanner that could distinguish between the brain's grey matter and the rest of its "white matter".
Grey matter – so called because it looks grey to the naked eye – is made of the central "cell bodies" of brain cells and has long been associated with intelligence despite there being little evidence to justify the link.
These are the best dating apps for men (specifically, straight men) in terms of the men-to-women ratio.