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Liam Mannix

Liam Mannix

Liam Mannix is an investigative journalist at The Age. Before that, he was national science reporter for The Age and the Sydney Morning Herald. Contact him via email or Signal (encrypted) liammannix.18

Health stars on several brands of cereal.

What goes into a food health star rating – and crucially, what doesn’t

Manufacturers can “game the system” and present ultra-processed foods as healthy. But that does not mean the system is entirely flawed.

  • Liam Mannix

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April 3 blog GIF Iran bridge

US-Iran war as it happened: Trump tells Iran to ‘make a deal before it’s too late’ as US strikes bridge; states agree to cut fuel prices further with GST windfalls

Follow our live coverage of the conflict in the Middle East and related developments in Australia.

  • Emily Kaine, Sarah McPhee and Liam Mannix
Rob Tudor is from the Australian Caravan Club, which has already cancelled four of its musters.

Soaring fuel prices force would-be Easter holidaymakers to stay home

Nearly half of Australians are rethinking Easter travel due to spiralling fuel costs.

  • Liam Mannix, Chip Le Grand and Nick Toscano
Speeding - it saves you less time than you think.

The brain-breaking maths that means speeding won’t save you time

Let’s say you are driving 10 kilometres. At 60km/h, it takes you 10 minutes. At 30km/h, it takes you 20 minutes. How long would it take at 90km/h?

  • Liam Mannix
Analysis of the global burden of disease data found five commercial products are key factors in 31 per cent of all deaths annually.

The five everyday products linked to nearly one-third of all deaths globally

Researchers have uncovered three key strategies “health-harming” corporations use. And they’re straight from the tobacco playbook.

  • Kate Aubusson and Liam Mannix
Fuel prices have reached an average of $2.19 per litre this week.

Why we panic buy – and how to convince people not to

We should have enough fuel. The problem is that evidence suggests Australian shoppers are among the world’s biggest panic buyers. 

  • Liam Mannix
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Brett Kagan holds a CL1, a new biological computer.

Australia’s research system has long been broken. But do we have the will to fix it?

The enviable scientific discoveries of our nation’s history are slipping further away, with bureaucracy and red tape threatening advancements, a new report warns.

  • Liam Mannix
How healthy are low-carb beers?

Are low-carb beers really better for you? It depends on your health goal

Though low-carb and low-calorie beers sound good, weighing up their health benefits compared with standard drinks isn’t that straightforward.

  • Liam Mannix
Scientist Euan Ritchie has turned to crowdfunding for a research project.

‘Complete joke’: Efforts to reduce funding wait times ends with longer blowout

A long campaign to improve Australia’s sclerotic research bureaucracy has culminated in an extraordinary blowout to grant approval times, leaving scientists despondent.

  • Liam Mannix
Marcus Barlow, in a photo taken in 2025 before the stimulator was removed.

‘They don’t work’: Subsidies to be slashed for expensive spinal implants linked to severe injuries

The federal Health Department plans to slash insurance rebates for spinal cord stimulators after concluding there isn’t enough evidence to support use of the expensive, controversial devices.

  • Liam Mannix