Last updated 20/11/2008Latest In Depth

How much of hunger is hormonal?

Ask an Expert How much of hunger is hormonal and how much is linked to the nervous system? What are the receptors and how do they act?more'How much of hunger is hormonal?'
Thursday, 20 November 2008Tags: neuroscience, brain-and-nervous-system, askanexpert

How to deal with a green skeptic

Green Guru We would love to know how the ABC deals with the skeptics and creates a green culture at work.more'How to deal with a green skeptic'
Wednesday, 19 November 2008Tags: business-economics-and-finance, community-and-society, environment, greenguru

Regrowth mystery reborn

Great Moments in Science If you're only as old as you feel then are you as old as your body? The idea that body cells regrow every seven years should be an accurate guide, right? Wrong! Dr Karl can sense it in his bones.more'Regrowth mystery reborn'
Tuesday, 18 November 2008Tags: nuclear-issues, alternative-medicine, older-people, anatomy, greatmomentsinscience

Deaf cats draw a blanc

Great Moments in Science Black cats have a reputation for bad omens, that's hocus-pocus and hard to prove. But white cats also present a riddle that Dr Karl found easier to solve.more'Deaf cats draw a blanc'
Tuesday, 11 November 2008Tags: veterinary-medicine, chemistry, mammals, greatmomentsinscience

Why don't all comets fall into the Sun?

Ask an Expert How is it that these relatively tiny objects (compared to the Sun) can travel such huge distances and yet orbit the Sun rather than be swallowed by it?more'Why don't all comets fall into the Sun?'
Thursday, 06 November 2008Tags: astronomy-space, physics, askanexpert

Slipped disc myth sticks

Great Moments in Science If you've ever experienced severe back pain you'll know that it's no laughing matter. But according to Dr Karl one common complaint associated with a 'bad back' is a misnomer.more'Slipped disc myth sticks'
Wednesday, 05 November 2008Tags: health, pain, anatomy, back-pain, greatmomentsinscience

Pallets get a bad wrap

Green Guru Can you recycle the miles of plastic used to wrap up industrial pallets?more'Pallets get a bad wrap'
Tuesday, 04 November 2008Tags: environmental-management, recycling-and-waste-management, greenguru

What do you do with old incandescent lightbulbs?

Green Guru Now that we're all replacing our bulbs with compact flouros, what's the most environmentally acceptable way to dispose of the old ones?more'What do you do with old incandescent lightbulbs?'
Wednesday, 29 October 2008Tags: environment, environmental-management, recycling-and-waste-management, science-and-technology, greenguru

Mussel myth an open and shut case

Great Moments in Science The habits of people choosing mealtime molluscs stick as tightly as a barnacle. Dr Karl applies some muscle power of his own to wrench open the facts.more'Mussel myth an open and shut case'
Wednesday, 29 October 2008Tags: oceans-and-reefs, diet-and-nutrition, food-and-cooking, fishing-aquaculture, greatmomentsinscience

The mite that could kill our bees

InDepth Feature A tiny predator, the varroa mite, is wreaking massive havoc on bee populations worldwide and it's only a matter of time before it reaches Australia, say experts.more'The mite that could kill our bees'
Thursday, 23 October 2008Tags: beekeeping, entomology, indepthfeature