Self Improvement Wednesday

Bioluminescence is a fascinating phenomenon - to teach you all about it is Dr Vanessa Pirotta from the Marine Predator Research Group at Macquarie University.

An April Fool's Day treat - caterpillars who pretend they are poo, death-feigning beetles and moths which outsmart bats. Take a listen to this week's fascinating lesson with Eliza Middleton from the University of Sydney.

The Cavills were a well-known Sydney family who were pioneers in swimming. Take a listen to their story and the tale of Percy Cavill who, amongst other things, invented the Australian Crawl.

A pound of flour or bread, a pound of salted beef OR just over half a pound of salted pork, plus a few dried peas and not much else. How was food in early Sydney distributed? Take a listen to this week's lesson with Sydney Living Museums Jacqui Newling.

Can the environment help us in economic terms? How is that measured and how will it make our lives better? Take a listen to this week's lesson with Professor Richard Kingsford from UNSW.

John Mawurndjul is a Kuninjku bark painter and sculptor and one of Australia’s most successful contemporary artists. Take a listen to director of the MCA Elizabeth Ann Macgregor talk about his life and work in this week's lesson.

You might see a word or phrase suddenly pop up over and over again in the news, or in your office, that you find incredibly annoying.  What’s the origin of these words, are they new or in fact quite old? Take a listen to this week’s lesson with the ABC’s language expert Tiger Webb.

Are you hearing as many frogs as usual? Probably not as frogs are amongst the most threatened groups of animals on the planet. Take a listen to how you can help the Australian Museum understand how frog species are responding to fires and drought.

Did you know the Serval name is derived from a Portuguese word meaning 'wolf-deer'. Find out about this fascinating creature in this week's lesson with Ben Britton, director of the Wild Cat Conservation Centre.

The recent bushfires have had a devastating impact on plants, how can they ever recover? Take a listen to this week's lesson with Dr Brett Summerell, Chief Botanist at the Royal Botanic Garden.