bodym via Getty Images Dormant genes on the X chromosome may reawaken in old age, potentially giving the aging female brain a ...

The sports world is abuzz with the recent announcement by World Athletics regarding the introduction of chromosome testing for female athletes. This decision, aimed at maintaining the integrity of ...

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Three-time Australian Olympian Linden Hall is concerned by World Athletics proposing the introduction of chromosome testing ...

Females have one active X chromosome and one dormant X chromosome in each cell. But a study suggests that genes on the dormant X get "reawakened" later in life, potentially giving the brain a boost.

World Athletics president Sebastian Coe says the track and field’s governing body has approved the introduction of cheek ...

In evolutionary terms, fitness is defined as an organism's ability to survive and reproduce its genes into the next ...