Genetics

The dark side of our genes – healthy aging in modern times

The transition to modernity, largely driven by the Industrial Revolution, provided us with easier access to food and clean water, with antibiotics, vaccines, and modern medicine. Yet modernity did not just bring fewer infectious ...

Genetics

Natural selection still at work in humans

Evolution has shaped the human race, with University of Queensland researchers finding signatures of natural selection in the genome that influence traits associated with fertility and heart function.

Genetics

Quiescent cells also mutate

For almost a hundred years, geneticists have believed that the more a cell divides the more mutations it acquires. However, research by scientists at the Institut Pasteur shows that quiescent cells, which do not divide, also ...

Psychology & Psychiatry

When it comes to our brains, there's no such thing as normal

There's nothing wrong with being a little weird. Because we think of psychological disorders on a continuum, we may worry when our own ways of thinking and behaving don't match up with our idealized notion of health. But ...

Oncology & Cancer

One to 10 mutations are needed to drive cancer, scientists find

For the first time, scientists have provided unbiased estimates of the number of mutations needed for cancers to develop, in a study of more than 7,500 tumours across 29 cancer types. Researchers from the Wellcome Trust Sanger ...

Oncology & Cancer

Study reports higher rates of cancer in developed countries

Developed countries, with greater access to healthcare, experience much higher rates of cancer incidence than the world's "worse off" countries, according to new research from the University of Adelaide.

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