Digging echidnas are essential Australian ecosystem engineers

A team of Australian scientists has found that the short-beaked echidna (Tachyglossus aculeatus) is a keystone species on the continent. In the Journal of Experimental Biology, they report that echidnas mix and move soil ...

Cockatoo research soars to new heights

For those of us who have grown up in WA, a black cloud comprised of hundreds of cockatoos moving across the sky used to be a common sight.

'Bends' study shows how mammals make mega-dives

Scientists in California have shed light on a marine mystery: how diving mammals can hunt for food at great depths without getting the "bends," according to a new study.

Analyzing energy potential

Sensors, radio transmitters and GPS modules all feature low power consumption. All it takes is a few milliwatts to run them. Energy from the environment - from sources such as light or vibrations - may be enough to meet these ...

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