It’s happened to many of us at some point in our lives: we finish our bowel movement, look down in the bowl and have a moment of panic when we see an unusual colour.

Poo can be...

The privatisation of services in Australian cities has weakened public control of key infrastructure. This is likely to accelerate as governments look to market-led proposals to provide infrastructure.

For nearly three decades, the rationale for privatisation has been competition. Competition was expected to keep costs down, foster innovation and...

This year, a Chinese patient known only as Mr Yan became a medical pioneer. He agreed to have electrodes surgically inserted into his brain, allowing his surgeon, by touching the screen of a simple tablet computer, to change the emotions that Yan feels.

The treatment...