On 17 May Sundar Pichai opened the Google I/O 2017 developer's conference with the keynote you can rewatch at the top of this screen (starting at around 37:20).
As expected it announced the public beta for Android O, as well as some new features coming to Google Home and Google Assistant, Google Lens, Android Go and new Daydream VR headsets. Read more about each of these things in our live blog below.
Google I/O 2017 key facts
When: 17-19 May 2017.
Where: Shoreline Amphitheatre, Mountain View, California.
Google I/O keynote live stream: Wednesday 17 May at 6pm (UK).