The days of remembering to top up your Opal card or carrying loose change are ending: from today, ferry and light rail users will be able to pay for fares using contactless payments. Here's what you need to know.

After taking an Uber ride, you're asked to rate your driver -- but they rate you, too. As a rider, you have your own rating, and you can now access it directly from the app.

Dear Lifehacker, Me and my wife are in the market for a new car. We are also getting ready to start a family. What car would you recommend that is suitable for an expanding brood? Thanks, Sire Of Beings

It's been an exceedingly long time coming, but selected Sydney's train systems will have a tap-on card system, dubbed Opal, from 14 June, with the rest of the train network to be phased in by the end of next year.

In discussions of how cycling could be encouraged in Australia, the fact that we (like New Zealand) require absolutely everyone to wear a helmet is seen as a major disincentive. But is it the biggest factor?

Australians love their cars and drive them in ever-increasing numbers. We hate traffic jams but we don't use public transport. Is there any way out of this mess?

For regular pedestrians, an iPod can be a useful tedium-buster. However, Victorian police have tied an increasing number of road deaths to walkers being distracted by MP3 players and text messaging.