How did lockdown affect people's sex lives in Britain?

Lockdown affected people's sex lives in a variety of ways, with young people and those not living with a partner reporting the greatest changes, according to researchers from UCL, the University of Glasgow and the National ...

Why has same-sex sexual behavior persisted during evolution?

Same-sex sexual behavior may seem to present a Darwinian paradox. It provides no obvious reproductive or survival benefit, and yet same-sex sexual behavior is fairly common—around 2-10% of individuals in diverse human societies—and ...

Why some straight men have sex with other men

Sexual identities and sexual behaviors don't always match because sexuality is multidimensional. Many people recognize sexual fluidity, and some even identify as "mostly straight."

'Bisexual' beetles are simply inept, new study finds

Same-sex mating behaviour amongst male insects is much more likely to be due to incompetence, than sexual preference, male-male competition or evolutionary motivation—according to new research from the University of East ...

Skewed sex ratios causes single fathers to bring up the young

When the balance of the sexes is skewed towards one gender, parents are more likely to split up, leaving the father to care for the offspring, says a study from an international team of scientists studying bird populations.

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