Internet pioneer Jaron Lanier explains why it’s time to accept that the original dream of free content and information on the web is failing. In this talk he outlines how he would reconstruct the digital economy, avoid further concentrations of wealth and power and perhaps even save the middle class. Highlights of Who owns the...

The number of maths major enrolments in Australian universities fell by about 15 per cent in the past decade, while at the same time the demand for mathematicians increased by 52 per cent. The proportion of year 12 students taking physics, chemistry and biology fell by about a third in the past 10 years, and...

The New Zealand city of Christchurch shook violently on four days between September 4, 2010, and December 23 2011. And after each of those major quakes, the city then shuddered and trembled thousands of times more in the aftershocks - and these still rumble softly, underground.

Global population has passed seven billion and by 2050 it could reach nine billion. That’s an extra two billion people that will need to be fed. How will this challenge be met ? Over the last 50 years we’ve seen a dramatic increase in food production largely due to improved farming techniques and new strains...

Three very different perspectives on the evolution of the city. We look at the history of four ‘future’ cities; we examine the role of the suburb in the 21st century; and we hear from architect Joyce Hsiang, the co-creator of the incredibly ambitious City of 7 Billion Project. Guests Daniel Brook Journalist and author of...