sex

The Y chromosome slowly disappears.  A new sex gene could be the future of men

The Y chromosome slowly disappears. A new sex gene could be the future of men

The sex of human babies and other mammals is determined by a male-determining gene on the Y chromosome. But the human Y chromosome degenerates and could die out in a few million years, leading to our extinction unless we develop a new sex gene. . The good news is that two rodent branches have already …

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A rat without a Y chromosome could be a glimpse of our genetic future

A rat without a Y chromosome could be a glimpse of our genetic future

By Michael Le Page The spiny rat Amami ASATO KUROIWA For any mammal, the loss of the Y chromosome should mean the loss of the males and the disappearance of the species. So how the spiny rat Amami copes without a Y chromosome has puzzled biologists for decades. Now, Asato Kuroiwa from Hokkaido University in …

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Massive sex study disproves common assumption about human mating habits

Massive sex study disproves common assumption about human mating habits

The idea that correlation does not imply causation is a fundamental caveat in epidemiological research. A classic example involves a hypothetical link between ice cream sales and drownings. Instead of an increase in ice cream consumption causing more people to drown, it is plausible that a third variable (summer weather) increases the appetite for ice …

Massive sex study disproves common assumption about human mating habits Read More »

Massive sex study disproves common assumption about human mating habits

Massive sex study disproves common assumption about human mating habits

The idea that correlation does not imply causation is a fundamental caveat in epidemiological research. A classic example involves a hypothetical link between ice cream sales and drownings. Instead of an increase in ice cream consumption causing more people to drown, it is plausible that a third variable (summer weather) increases the appetite for ice …

Massive sex study disproves common assumption about human mating habits Read More »