Macquarie astrophysicists explain how an explosion triggered by the collision of neutron stars 130 million years ago was detected for the first time, and why this astonishing event has made global headlines.

We journey to the final frontier with Dr Lee Spitler and discuss life among the stars and ask him to tackle the age-old question: are there extra-terrestrial lifeforms out there?

Fruit fly poses the number one threat to the nation's $8 billion fruit and vegetable industry. A new Macquarie University team is set to tackle the threat.

There's near academic consensus around the existence of climate change but less so around the tools to reduce it. Maybe communication is the best tool for tackling one of the greatest issues of our time.