Misinformation about this year's federal election is spreading online - so the Australian Electoral Commission is fighting back.

Merkel’s successor, Olaf Scholz, has made a stunning change to Germany’s foreign policy, boosting German's defence force capabilities and sending military weapons to Ukraine.

Former Prime Minister and China expert Kevin Rudd joins us with insights on how China is reacting to Putin's aggressive invasion of Ukraine, which has galvanised the world against Russia.

Has it given China pause for thought about its own territorial intentions?

Weather forecasting has been criticised for not accurately predicting the inundation of Queensland and northern NSW, which flooded homes and businesses. But forecasting such extreme rainfall events isn’t easy, as climatologist Professor Janette Lindesay of ANU tells us.

War has turned to a battle of the cities – brutal, bloody urban warfare.  How long can the Ukrainians hold out? And what is the best strategy to win the war?

Despite the horrors of the Holocaust, Australia kept a rigid quota for Jewish refugees during and after World War Two. It was left to the Jewish community themselves to help as many as possible. In Australia, Leo and Mina Fink led the efforts – taking on the Immigration Minister of the time to breach those quotas and help survivors set up home here. Historian Margaret Taft joins us to talk about her book 'Leo and Mina Fink: For the Greater Good'.

Should America should look to the history of the Cold War for lessons in how to succeed in great-power rivalry today?

With the Russian invasion of Ukraine and silence from China, we are living in increasingly volatile world.  How will the Morrison government handle the turmoil and what does it mean for the election?

The AGL takeover bid by Mike Cannon-Brookes and Brookfield Asset Management will eventually be successful predicts our guest, energy economist Bruce Mountain.

When it is, he says Australia’s electricity industry is going to decarbonise at a pace few have foreseen, and the federal government needs to step in and help it happen.

Russia has done what many in Europe couldn’t believe would happen – it has invaded Ukraine, on the false pretext of genocide in the eastern Donbas region. Vladimir Putin says he’s only aiming to demilitarise the country, not occupy it. But does the scale of the invasion indicate otherwise? Defence and Russia expert Keir Giles from Chatham House joins us and says he's not surprised by developments, because US and UK intelligence indicated this would happen.