Why do Quolls have spots?

Sex comes at a cost, there's energy, time, risks of predators, and diseases… so do we even need it?Asexual organisms don't seem to miss the dating scene, and yet here we are putting a whole lot of energy into sex, even when it doesn't lead to babies when same sexes attract.Of cou ...  Show more

It turns out not everyone was listening when it was written 'it takes two to tango' and some species can go it alone in their quest to reproduce. And then there's the plants that decided THREE or ONE was for them, never an even number.Why is sex so… suspiciously complicated?Sex i ...  Show more

Guest presented by Liz Bonnin.We all instinctively know that sleep is incredibly important but science doesn’t actually have a satisfying answer for why we need to sleep. There are multiple theories, but now, new research from Imperial College London has suggested that the leadin ...  Show more

“I’m bored!” We can all relate to the uncomfortable - and at times unbearable - feeling of boredom. But what is it? Why does it happen? And could this frustrating, thumb-twiddling experience actually serve some evolutionary purpose?

CrowdScience listener Brian started ...

Mathematics and our ability to describe the world in terms of number, shape and measurement may feel like a uniquely human ability. But is it really? Listener Mamadu from Sierra Leone wants to know: can animals count too? CrowdScience presenter Marnie Chesterton goes on a hun ...

Zoos in the modern world: Laurie Taylor talks to David Grazian, Associate Professor of Sociology at the University of Pennsylvania and author of 'American Zoo: A Sociological Safari'. Zoos blur the boundaries between culture and nature; animals and humans and separate civilisatio ...  Show more