Forty-eight-year-old Victoria has chronic anxiety disorder. She's battled this her whole life. But in the past few years she's begun suffering from excruciating gut problems.

In this Catalyst, Dr Nikki Stamp meets three remarkable Australians whose lives are about to be transformed forever – a girl about to receive her first artificial hand, a deaf woman having a bionic

Our memories make us who we are. From a first kiss - to long, hot summer holidays - memory represents who we are, how we learn and how we navigate the world.

Do you know how heavy Uluru is? From the ground up? Lily Serna thinks you do – and what’s more, she needs you and everyone you know to estimate the weight of the iconic rock.

Dr Joanna McMillan is driven to help people have healthy lives by making the right food choices.

In this special Catalyst 2-part series, 'Feeding Australia', we reveal the key breakthroughs in science and technology that will shape what we might be eating in the coming decades.

There’s a tech revolution unfolding in Australia – but it’s not happening where you might expect.

Will we soon find evidence of alien life? Scientists are currently in the throes of an unprecedented search for ET -- and an answer to this long-pondered question may come sooner than you think.

'Connection to Country' follows a group of Indigenous people from the Pilbara as they battle to preserve Australia's unique cultural heritage from the ravages of a booming mining industry.

Catalyst uncovers the secrets to healthier skin, gets up close and personal with some of the most common rashes, spots and blemishes, and shows you how to care for the largest organ in your body.