New study casts doubt on theories about human partner-choice.
Study suggests our understanding of the biological clock may be wrong
Female wasps live longer by mating with multiple males
Research shows that restricting guppies to one partner does not impede colonisation ability.
How giant dinosaurs ended up with tiny eggs.
Why a feminine face signals desire for lots of children.
Hearing sexy songs boosts immune function genes.
Think twice before setting free unwanted pet fish, say scientists.
Mothers who have attractive partners produce daughters who have more babies, finds new research.
Male fish refuse to ask for directions.