After almost 150 years of exploration and research we understand the sea is deep, dark and definitely different - the earth's last great frontier perhaps - but how much do we know of what's beneath the surface?

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Big Ideas Folgen
Big Ideas brings you the best of talks, forums, debates, and festivals held in Australia and around the world, casting light on the major social, cultural, scientific and political issues
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239 Folgen
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Folge vom 22.03.2022Exploring the deep sea
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Folge vom 21.03.2022Saving food and the history of exerciseAt the end of the week does your fridge contain lots of uneaten leftovers and fresh food that’s past its use-by date? Food waste is bad for your budget and dire for greenhouse emissions so how do we reduce it? And the history of exercise from the ancient Greeks to the gym bunnies.
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Folge vom 17.03.2022Loving nature and revitalized citiesIs nature as important to you as the human species? Using legal imagination to create a sustainable economy and being a loud and proud nature freak might just be what's needed now. And how do we revitalize city life after the Covid shutdowns?
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Folge vom 16.03.2022Is Australia a good international citizen?Judged by our foreign aid budget, human rights, how we treat refugees, and intransigence on climate change action, Australia’s record as a good international citizen is looking tarnished. So argues former Australian foreign minister, Gareth Evans. He also gives his assessment of Russia’s invasion of Ukraine.