Piers Millett of Oxford University’s Future of Humanity Institute talks about potential global biological catastrophes stemming from such risks as bioterrorism, pandemic disease and genetic manipulation.

Historian Lisa Vox argues for finding a way to address the threats that face us all. It starts, she says, with not condemning others for holding a different worldview.

Is there hope for a resolution of the Israeli-Palestinian impasse in what some have called “a dangerous neighborhood”?

Part Two: AI expert Seán Ó hÉigeartaigh answers questions about the rapidly developing technology behind artificial intelligence.

The chief engineer for NASA’s robotic Mars Exploration Program talks about what it would take to put people on the Red Planet. Will Mars be humanity’s lifeboat?

From genes to geophysics, our world is increasingly what we make it. But environmental philosopher Christopher Preston urges restraint.

Part One: What can we look forward to in a world where artificial intelligence plays a bigger role? What should we be concerned about? An AI expert provides some answers.

As Israel marks 70 years of statehood, we asked political scientist and peace negotiator Menachem Klein about his nation’s fulfilled expectations, its missed opportunities, and the road to peace.

David Hulme interviews Australian science writer and author Julian Cribb about what it will take for the human race to make it through this century.

Neurobiologist Michael Fossel explains how people’s healthy life spans can be extended and how he believes Alzheimer’s will soon be cured.