Genetics

Why 6 fingers per hand are better than 5

Some people around the world have polydactyly, meaning that they are born with extra fingers on their hands or extra toes on their feet. Some doctors may refer to this as a “malformation,” but does polydactyly actually bring benefits to an individual? Some people with polydactyly can use just one hand to perform tasks for […]

Genetics

Dog ownership could be down to genes

The choice to own a dog has a strong genetic element, according to new research. A new study suggests that genes may govern our decision to own a dog. A study of more than 35,000 pairs of twins from Sweden examined the extent to which people’s genetic makeup corresponded to whether or not they owned […]

Genetics

Nature vs. nurture: What fuels obesity, diabetes?

Our environment and lifestyle can affect the function of our genes without altering the genetic code. A review article summarizes research over the past decade showing how this contributes to obesity and type 2 diabetes. Does lifestyle affect how our genes behave? Nature versus nurture is a phrase with which many of us are familiar. […]

Genetics

Looking for beauty in your DNA

What is the genetic basis for facial attractiveness? A new study investigates. Scientists are exploring the genes behind facial beauty. Few would argue that being considered attractive is a social advantage. Studies have shown that people who are deemed attractive are more likely to get better jobs, perform better academically, and make more money. One […]

Genetics

To what extent do our genes really dictate longevity?

A long-held belief has it that some people have “better genes” than others, which predisposes them to living longer lives. A large new study, however, questions the accuracy of this idea. Do genes really predict lifespan? Scientists from Calico Life Sciences, a research and development company — in collaboration with colleagues from Ancestry, an online […]

Genetics

To what extent do our genes really dictate longevity?

A long-held belief has it that some people have “better genes” than others, which predisposes them to living longer lives. A large new study, however, questions the accuracy of this idea. Do genes really predict lifespan? Scientists from Calico Life Sciences, a research and development company — in collaboration with colleagues from Ancestry, an online […]