Australasian Science: Australia's authority on science since 1938

Feature

Feature article

What’s the Key to Chronic Fatigue?

alphaspirit/Adobe

Credit: alphaspirit/Adobe

By Donald Staines & Sonya Marshall-Gradisnik

Chronic fatigue has a range of debilitating symptoms that have defied a pathological explanation. Now researchers are zeroing in on receptors with a role in the immune system.

To view this article subscribe or purchase a yearly pass here.

The Devil Is in the DNA

Credit: Menna Jones

Credit: Menna Jones

By Anna Brüniche-Olsen & Jeremy J. Austin

DNA analysis reveals that Tasmanian devils survived a major population decline thousands of years ago, leaving them with low genetic diversity to withstand devil facial tumour disease.

To view this article subscribe or purchase a yearly pass here.

Survival of the Littlest

© Peter Schouten from Feathered Dinosaurs: The Origin of Birds

Jinfengopteryx, a feathered bird-like dinosaur. © Peter Schouten from Feathered Dinosaurs: The Origin of Birds

By Michael Lee

Birds co-existed with their dinosaur ancestors for nearly 100 million years, but eventually outlived them. Two new studies have revealed why.

To view this article subscribe or purchase a yearly pass here.

The Boring Billion

Sedimentary rocks such as these hold the key to understanding variations in ocean trace elements and atmospheric oxygen.

Sedimentary rocks such as these hold the key to understanding variations in ocean trace elements and atmospheric oxygen.

By Ross Large

Trace element levels in the ocean over the past 3.5 billion years explain important evolutionary events such as the Cambrian explosion of life and a “boring” billion years when evolution stood still.

To view this article subscribe or purchase a yearly pass here.

In the Eye of the Beholder

cokacoka/iStockphoto

cokacoka/iStockphoto

By Michael Kasumovic

Beauty is a subjective value, but studies are finding that mate choice is often affected by upbringing, self-esteem and previous experiences in courtship.

Michael Kasumovic is a Lecturer and ARC DECRA Fellow at the University of NSW.

To view this article subscribe or purchase a yearly pass here.

Herbicides Can Induce Antibiotic Resistance

Credit: luckybusiness/Adobe

Credit: luckybusiness/Adobe

By Brigitta Kurenbach & Jack Heinemann

The overuse of antibiotics has led to a dramatic rise in the number of untreatable infections. To make matters worse, other chemicals like weed-killers can reduce the susceptibility of bacteria to antibiotics.

To view this article subscribe or purchase a yearly pass here.

It’s Not Just About “The Science”

Credit: Mopic/Adobe

Credit: Mopic/Adobe

By Rachel A. Ankeny & Heather J. Bray

Female scientists and health professionals have revealed that opposition to genetically modified food is less about “the science” and more about perceived conflicts with personal values.

To view this article subscribe or purchase a yearly pass here.

Does a Fly Know If It’s in Control?

Credit: Nick Valmas (QBI)

A tethered fly walks on a trackball controlling an object on a digital display, allowing its brain activity to be recorded at the same time. The fly moves the object to the front when it’s paying attention to it. Credit: Nick Valmas (QBI)

By Leonie Kirszenblat & Bruno van Swinderen

What do the brain waves of a fly placed in a virtual reality arena tell us about self-awareness in animals?

To view this article subscribe or purchase a yearly pass here.

Rewilding Australia

Joanne Draper

The proposed rewilding of Tasmanian devils on the mainland jumps a time gap of about 1750 generations, has no clear understanding of what caused devils to go extinct in the first place, and returns no lost function that hasn’t already been made up by other species. Credit: Joanne Draper

By Allen Greer

Are there ecological benefits behind proposals to return Tasmanian devils to the mainland and dingoes to south-eastern Australia, or is “rewilding” simply “biological control” rebranded?

To view this article subscribe or purchase a yearly pass here.

Australia’s Ebola Risk

Credit: CDC/Cynthia Goldsmith

Credit: CDC/Cynthia Goldsmith

By Robert Cope, Joshua Ross & Phillip Cassey

Improving outbreak control in West Africa resulted in reduced risk to Australia.

To view this article subscribe or purchase a yearly pass here.