Paul explores the science behind cryogenic freezing and how it's being used to ensure frozen fish tastes almost as good as fresh. In a gelato factory, Clare gets the scoop on why humans are hard-wired to desire junk food.

How Food Works (Part 2)

Teeth Clinic

How Food Works (Part 1)

In a two part special, chef Paul West, dietician Professor Clare Collins and chemist Dr Noby Leong reveal the delicious chemistry, biology and physics hidden inside the foods we love, so we can cook better and eat healthier.

Catalyst sets up a pop-up dental clinic in Western Sydney to investigate Australia's most common dental complaints, uncovering the tips to keep your mouth healthy and revealing surprising secrets behind a beautiful smile.

Asteroids are an ever-present threat to our survival, but as Astrophysicist Professor Tamara Davies discovers - they may also be responsible for kickstarting life on Earth.

Asteroid Hunters

As our populations grow, cities are under increasing pressure. Physicist Dr Niraj Lal explores engineering solutions designed to make our cities cleaner, greener and more efficient places to live.

Building Greener Cities

Australia is home to a large number of venomous animals - some so lethal they can kill a human in minutes. But within the deadly cocktail of their venom, lies a potential pharmacy of drugs that could save your life.

Kill or Cure? The Story of Venom

Catalyst is Australia's premier science  investigation series. Each week the team brings you stories from  Australia and around the world, meeting scientists at the forefront of  discovery.

How Food Works (Part 2)

Seasons10

Season 21 Episodes6

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