Lack of sleep is not necessarily fatal for flies

Male flies kept awake do not die earlier than those allowed to sleep, leading researchers to question whether sleep, in flies at least, is essential for staying alive.

Reproductive strategy drives slower female aging

The aging of males and females is influenced by how they choose to invest their available energy, according to a study of fruit flies carried out at Linköping University, Sweden. The results, published in The American Naturalist, ...

Love is in your guts

If you've ever had a gut feeling about a relationship, there may be more science behind it than you realise.

Fecal deposits reveal the fruit fly's pheromone flag

Fruit flies have a rich language of smell messages that they exchange, but now their secret is out. In a report published August 2 in Current Biology, scientists were able to tap into the communications among freely interacting ...

X chromosome not the reason for sex differences in lifespan

The shorter average lifespan of males compared to females appears not to be a result of the fact that males have only one X chromosome. This is the conclusion from a research study on fruit flies at Linköping University, ...

New genes on "deteriorating" Y chromosome

The Y chromosome, which is found only in males, is difficult to decode even with the latest sequencing technologies. Among evolutionary biologists, the question as to which genes lie on the male sex chromosome and where they ...

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