January/February 2006

FEATURES

21st Century Food
While doctors are calling for a national audit of Australia’s eating habits and nutritional needs, food companies are preparing for an era of “personalised nutrition” in which diet is matched to an individual’s metabolism. Guy Nolch reports.

Light on a Leash: Reinventing
Optical Fibres

Maryanne Large explains how light can be guided through air cores, opening the way for polymer optical fibres that are cheaper and easier to use.

Therapeutic Cloning Gains State Support
State governments have lent their support to therapeutic cloning as a review of the moratorium on embryonic stem cell research concludes. Stephen Luntz reports.

Mass Extinctions: The Role of Asteroid Impacts in Australia
Andrew Glikson reports evidence for mass extinctions linked to asteroid impacts in Australia.

The Tunguska Fireball
Surendra Verma examines the likely origins of a massive fireball that exploded in the atmosphere over the Siberian wilderness last century.

Barramundi Battleground
Renae Tobin examines tensions between recreational and commercial fishers over declining barramundi stocks in northern Queensland, and questions whether more recreational-only fishing areas are a practical solution.

Rescuing the Key to Nature’s Databank
The steady decline of taxonomy, the scientific discipline that seeks to interpret and document all of Earth’s organisms, puts much of Australia’s rich biodiversity at peril according to Mike Archer, Patricia Mather and Frank Talbot.

GM Thesholds Modified
Simon Grose reports reports that the decision to abandon zero thresholds for contamination of crops by genetically modified varieties was necessitated by political demands rather than scientific reasoning.

Herbicide-resistant Sting in
Honeybee’s Tail
Honeybees can carry pollen over large distances, raising concerns that they may transfer herbicide resistance from genetically modified crops to closely related weed species. However, Jeanine Baker finds that overuse of existing herbicides is more likely to spread herbicide resistance to weeds.

conSCIENCE

Why No Science Policy for Australia?
A solution to all of Australia’s scientific needs based on markets and commercialisation is doomed to failure, writes John Kerin.


Browse

Flores Fossils Reduced to “Crumbs”

Wet Days in Hell

Wind Tests Help Olympic Skiers

Venom Reshapes Lizard Lineage

Grass Solution to Bird Strikes

Astronomers Look Forward

Eruptions Slow Sea Level Rises

A Nip a Day Keeps the Doctor Away

Cancer Vaccine Passes Final Human Trials

Intelligent Response to Designs on Science Teaching

Stress Can Make You Sick

Seagrass Mystery Solved

No Peas in GM War

CSIRO Staff Slam Executives’ Spin
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