Gideon Levy on Israel's objectives in Iran, the secret life of batteries, and Australia's earliest desert people

What are Israel's ultimate objectives in Iran, Lebanon and the broader Middle East? The veteran journalist and author Gideon Levy joins the show to discuss Israel's role in the Iran war, and whether or not peace is possible in the Middle East. Then: what even is a battery? So much of modern life depends on our ability to store energy, and humanity's turn towards a green energy future is only possible because of the humble battery. But should you recycle your old AAs? Plus: new research on Australia's very, very early desert settlers.