Happiness.... it's something we all want but it's a state of mind we don't always get to enjoy.
We all know the difference between black and white - right? Wrong.
If you thought the pollution in our cities was bad, may be you should consider the air you're breathing indoors.
Sir Gustav Nossal is one of Australia's most celebrated medical scientists and humanitarians. He was knighted in 1977 and made a Companion of the Order of Australia in 1989.
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?
Catalyst presenter and former astrophysicist, Dr Graham Phillips, gets his 'dream job' when he travels to Switzerland to check out what many regard as the most advanced scientific technology ever d
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.
This Catalyst special looks at various aspects of space exploration.
Many of us wonder if there is life elsewhere in the universe, if there are other Earths orbiting distant stars.
Future of the Moon
In vitro fertilisation - IVF - has helped many thousands of people realise their dream of having a baby.
Stem Cells in the Brain
The discovery of stem cells in the brain marks a potential breakthrough in understanding the process of ageing.
Stem Cells Repair
Storms on the sun have crashed satellites, computer systems and power grids here on Earth.
Catalyst's own surfing scientist, Ruben Meerman, heads to Queensland's Sunshine Coast to look at the science of the beach.
The Perfect Wave
Should we be rethinking underage drinking? That's the question experts around Australia are asking as new evidence mounts of the long term damage to vulnerable brains and lives.
With a spate of teen bashings, teen road death, and plain incomprehensible teen behaviour, many people are wondering about teenagers today.
In this double episode of Catalyst about ageing, we’ll ask, is it our livers, free radicals, or simply our body’s mistakes that age us, and in Part 2, we look at the race to find the ageing 'cure'.
Have you ever wanted to know what's in store for you? Travelling through time has been the subject of many great science fiction novels and movies. But, is time travel really possible?
How good are you at spotting a lie? We're lied to up to 100 times a day, yet research shows fewer than one in a 1000 people can reliably detect lies.