I love radio - its immediacy and especially its intimacy... it is part of your life, whispering into your ear. You can't see it, but equally importantly it can't see you.

Greece is an extreme case: a country where both the level of spending and the level of taxation were unsustainable!

Many Liberals are rightly dismayed that on this vital issue of climate change we are not simply without a policy, without any prospect of having a credible policy but we are now without integrity. We have given our opponents the irrefutable, undeniable evidence that we cannot be trusted.

On balance, after weighing the arguments, I believe that the time has come for Australia to create a new sovereign wealth fund.

While our energy efficiency is improving, there is a very high correlation, almost near perfect correlation, between GDP growth, and energy usage.

The way to lose weight is to eat less, so I ate a lot less for a month and lost a lot of weight pretty quickly.

All Australians understand that high-quality, reliable and affordable broadband is a critical part of the infrastructure our nation needs to prosper in coming years.