Genes linked to sex ratio and male fertility in mice

One of the more recent trends among parents-to-be is the so-called gender reveal, a party complete with pink or blue cake to answer the burning question, "Is it a boy or girl?" After all, it's presumed that there's a 50-50 ...

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.

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