The biggest barrier to dealing with climate change is us: our own attachment to habits that are hard to shift, and our great ability to park or ignore uncomfortable choices.

Deeper fulfilment is rather different from the happiness of seeing a good film or watching your team win at football, and it doesn't come at the push of a button.

The smug complacency of technology adverts disguises a pretty mixed picture, with too many people not connected, too many passive users of technologies designed for interactive, and far too much talk about empowerment but far too little action to make it happen.

The most dynamic cities have always been immersed in the critical innovations of their time.

Huge sums are invested globally in medical research and development - and with good reason.

Systems governed by only one set of rules are more vulnerable than those with variety.

Teenagers learn best by doing things, they learn best in teams and they learn best by doing things for real - all the opposite of what mainstream schooling actually does.