There's no doubt that one of Australia's greatest economic resources is mineral ores.
China is gearing up for the fastest deployment of nuclear energy in history, fuelled by Australian uranium. At least thirty new reactors are planned to be built in the fifteen years.
Catalyst's resident Palaeontologist, Dr Paul Willis, has been a fossil lover for as long as he can remember.
What would happen if the world were to start running out of oil?
You'd think after thousands of years perfecting the art of riding horses, everything there was to know about horses would already be known.
If you thought the pollution in our cities was bad, may be you should consider the air you're breathing indoors.
While solar power is clean and green, the great drawback for it has always been cost: it is more expensive than coal or gas-generated electricity. But could that finally be about to change?
There's been a lot of talk about a nuclear future for Australia. But we already have an enormous nuclear reactor providing us with massive quantities of energy – the sun.
Space is once again 'the new frontier' – this time in finding a solution to the Earth's energy woes.
For two decades, the CSIRO's Research Vessel, The Southern Surveyor, has been helping Australian scientists learn more about the oceans surrounding our island nation.
Catalyst's own surfing scientist, Ruben Meerman, heads to Queensland's Sunshine Coast to look at the science of the beach.
The Perfect Wave
In May 2007, the Mayor of London laid down a gauntlet: 60% cuts in carbon emissions by 2025 – that's 25 years ahead of the UK's national target – 25 years ahead of anywhere else in the world.
Imagine exploring our planet's last great frontier, diving into the inky mysteries of uncharted depths, finding treasures and strange new life forms.
Can we trust science to keep our water safe to drink? Drought, increasing populations and shifting rainfall patterns are placing ever greater demands on our water supplies.
In the green hills of South East Queensland, there's a Buddhist commune called Frogs Hollow. Curled amidst lush rainforest, peaceful streams and abundant wildlife, it seems tranquil enough.
Catholic Bishop Chris Toohey is acutely aware of climate change. His western NSW diocese of Wilcannia-Forbes is the size of France and in the grip of deep drought.
Fourteen billion years of evolution is being swayed by a thousand years of human excess.
'A thoughtful, surprising and really important film'
DAVID SUZUKI environmental guru, author, presenter of 'The Nature of Things'
On Christmas Eve 1974, Cyclone Tracy struck Darwin. It was the largest natural disaster in Australian History.
The story of the incredible struggle for survival of the land and marine iguanas; the dragons of the Galapagos Archipelago.