Thanks for joining us on the Need to Know blog today. Here are the biggest stories:

• The Greens have thumbed their nose at Labor and housing groups representing the nation’s most needy, joining the Coalition to refuse to pass legislation for the $10 billion Housing Australia Future Fund.

• The Senate passed the Voice referendum bill to a standing ovation from the gallery. The passing of the bill triggers a countdown to the referendum and will likely spark a ramping up of the campaigns for and against the Voice.

• Embattled consulting firm PwC has been swept up in a global cybersecurity breach after hackers got into a system it used to transfer sensitive files.

• The CSIRO has a new boss, after Industry and Science Minister Ed Husic announced the appointment of Doug Hilton this morning.

• US Secretary of State Antony Blinken had “candid, substantive and constructive” talks with his Chinese counterpart in Beijing, the State Department said, as the US looked to project a positive tone amid a push to stabilise strained ties.