When it comes to selecting a mate, females are traditionally thought of as the choosy sex; males, meanwhile, aren’t thought to be particularly picky. This makes sense for many species – the sex that invests…

Few of us consider that having sex could result in a violent, instantaneous death. But in nature, where sex and violence are often two sides of the same coin, many animals are routinely subjected to such…

Few individuals in the Star Wars universe inspired more fear than the Sith Lord, Darth Vader. But beneath the dark exterior, the commander-formerly-known-as-Anakin-Skywalker might have been hiding a dark…

We all know somebody like Dick: a bloke who rates himself for no apparent reason and who optimistically reckons every woman – especially every attractive woman – is interested in him. Most of us have…

Health care, fair trials and education are things we readily accept as human rights. Unlike fresh air and food, we can actually live without school or a due process trial for a whole lot longer than without…

No one is too surprised today if a young woman becomes a doctor, lawyer, or executive. But eyebrows are raised just about as much today as in decades past if a couple features a tall woman and short man…

Why should male genitalia be so variable? This problem has puzzled evolutionary biologists for decades. Even to the experts, it can be difficult to tell closely-related species apart just by looking at…

Sex is often viewed as a totally harmonious interaction between a male and female with the same innate goal – to produce offspring. But it is becoming increasingly clear to biologists that the reproductive…