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Dennis Venema, a well-known biologist, published a book entitled, Adam and the Genome, and much of the content relates directly to findings of studies published by other researchers after the release of his book. In particular, the book briefly talks about Y-Chromosome Adam and Mitochondrial Eve, wh
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Cedric Dent
2018.12.31 10:35
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Floating in zero gravity in space for one year has changed the DNA of NASA astronaut Scott Kelly. He and his twin brother, Mark, also a NASA astronaut, are part of the space agency's Twin Study.After he set a world record by spending 340 consecutive days aboard the International Space Station, Scott
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Vittorio Hernandez
2018.12.31 10:35
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A report from Marshal Hedin at San Diego State found that two venomous spider species are more closely related than previously thought. The report identified them as the funnel-web spider and mouse spider.The study analyzed the Atrax robustus and Missulena species of spiders. While funnel-webs spide
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Vittorio Hernandez
2018.12.31 10:35
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Due to the development of new biodiversity which is triggered when a species encounters a new environment, adaptive radiation takes place. In the case of Hawaii, because of adaptive radiation, there are 14 stick spider species that live on the different Hawaiian Islands.Each species has their own sp
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Vittorio Hernandez
2018.12.31 10:35
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The taboo behind first cousins not being allowed to marry is based on social norms, not on genetics. The basis of that statement is a genealogy study of 13 million relatives, many of whom married their cousins.There is not much difference between marrying a first cousin and a distant cousin and havi
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Vittorio Hernandez
2018.12.31 10:35
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Genetic experts warned women who will take the first direct-to-consumer breast cancer test offered by 23andMe that if they get positive results, they can be placed in a tailspin if they are not ready to make life-changing decisions. The genetic testing company got the green light on Tuesday from the
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Vittorio Hernandez
2018.12.31 10:35
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Some of the latest evidence that we still don't know as much as we like to think about evolution comes from tree-borne animals who seem to be evolving in ways researchers never considered until now. One new study published in Ecology and Evolution shows that the common treeshrew, known taxonomically
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Cedric Dent
2018.12.31 10:35
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The cracks in the middle of many tail vertebrae of a reptile that lived 289 million years ago allowed the animal to escape from the grasp of its predator. The Captorhinus detached their tail when caught in a life-threatening situation.The predator then is left with nothing but a wiggling tail for it
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Vittorio Hernandez
2018.12.31 10:35
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As genetic discoveries progress, it becomes increasingly challenging to discern what facets of the attributes that make a human being (or any animal really) are hereditary and which attributes are produced environmentally. Exposure to the world is difficult to separate from gene expression when stud
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Cedric Dent
2018.12.31 10:35
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Researchers incorporated data from Geni.com, one of the largest online genealogical websites, to create the world's largest family tree. The tree is made up of 13 million individuals and spans 11 generations, i4u reported.It provided a glimpse of migration patterns in Europe and North America and in
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Vittorio Hernandez
2018.12.31 10:35
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In the update of the list of insect names, the Entomological Society of America reclassified termites as cockroaches or Blattodea. Mike Merchant, a member of the ESA naming committee confirmed that the insect that loves to eat wood no longer has its own order.With the taxonomic change, termites were
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Vittorio Hernandez
2018.12.31 10:35
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Oklahoma City Zoo officials were puzzled why Bridget, an 18-year-old lioness born in 1999, suddenly grew a mane which is a feature of male lions. Although the animal was not bothered by the head hair and did not faze Tia, her half-sister, and Hubert, a young male lion, the zoo's veterinarian, nevert
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Vittorio Hernandez
2018.12.31 10:35
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Motherhood negatively impacts a woman based on an examination of her telomeres. These are essential parts of human cells that affect how the cells age.When researchers at George Mason University in Virginia examined the caps at the end of each strand of DNA that protects the chromosomes, they found
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Vittorio Hernandez
2018.12.31 10:35
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A new study found that the reason why offspring of divorced couples are more likely to experience divorce is genes shared between parents and children. There is no specific gene for divorce that can be detected, using blood or saliva sample, if a couple is at a higher risk for divorce.But there is a
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Vittorio Hernandez
2018.12.31 10:35
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Human instinct is a bio-sociological phenomenon that we use on a daily basis, but it differs in many ways from the instincts of other animals simply because we've arguably domesticated ourselves. That's the hypothesis, at least, posited by Spanish experts on pro-social behavior and human evolution f
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Cedric Dent
2018.12.31 10:35
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There's an interesting juxtaposition of conservationist optimism and pessimism in the U.K. these days, and it may not be so easy to determine which is closest to realism. Elizabeth Wainwright is a writer for The Ecologist, and she recently published a piece that explores 46 Areas of Outstanding Natu
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Cedric Dent
2018.12.31 10:35
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The rich just became richer and the poor poorer in 2017. A new report from Oxfam International said there was no increase in wealth for the bottom 50 percent of the world's population.However, during the same period, more than $8 for every $10 wealth created went to the richest 1 percent. The trend
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Vittorio Hernandez
2018.12.31 10:35
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Although prosperity and economic development have benefited a lot of countries, certain sectors of the society continue to lose the battle. A lot of times, hardest hit by poverty are older people, single people, and couples with children.Poverty is felt even in developed nations such as Wales which
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Vittorio Hernandez
2018.12.31 10:35
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Given that humans can be pretty well described as a very in-our-own-heads kind of species, we can't help but repeatedly pontificate about the thought processes of other animals. Many studies have attempted to quantify the complexity of thought with respect to a broad variety of animals; some even fo
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Cedric Dent
2018.12.31 10:35
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A growing number of single, adult children are returning to their parents' home to live with their family while pursuing a career. Data from the UK Office for National Statistics found that more than 25 percent of 20- to 34-year-old people reside in their parents' home. Their number would be around
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Vittorio Hernandez
2018.12.31 10:35