Loading episode...
Catalyst
Season 21 • Episode 4 • Asteroid Hunters
Select Server:
Catalyst Season 21, Episode 4: Asteroid Hunters
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. Watch Catalyst Season 21, Episode 4 Asteroid Hunters in HD free online. Enjoy high-quality streaming of Catalyst Season 21, Episode 4 and share your thoughts in the comments below!
Comments
No comments yet. Be the first to comment.
Episodes
6 episodes
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.
30 min
How Food Works (Part 2)
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.
30 min
Teeth Clinic
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.
30 min
Asteroid Hunters
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.
30 min
Building Greener Cities
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.
30 min
Kill or Cure? The Story of Venom
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.
30 min