How does push-button start work on cars?

Push-button start is standard on most modern cars, trucks and SUVs today. How does it work and is it better than ignition keys?
Carsguide.com.au

2014 Nissan Murano Towing Capacity

Disclaimer: Glass's Information Services (GIS) and CarsGuide Autotrader Media Solutions Pty Ltd. (CarsGuide) provide this information based on data from a range of sources including third parties.
Carsguide.com.au

Nissan Murano Dimensions 2014

Disclaimer: Glass's Information Services (GIS) and CarsGuide Autotrader Media Solutions Pty Ltd. (CarsGuide) provide this information based on data from a range of sources including third parties.

11 hidden Fire TV remote shortcuts I use to unlock new features and menus

If you're selling your Fire TV device or it won't boot properly no matter what you've tried, there's a remote shortcut that triggers a factory reset. Just press and hold the Back button and the Right ...