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The Quanta Podcast

Every Tuesday, editor in chief Samir Patel sits down with writers and editors to discuss our most thought-provoking stories in science and math. Audio editions of Quanta’s stories with Susan Valot will appear biweekly on Thursdays.

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A model of Earth with half of it covered in ice

A Biography of Earth Across the Age of Animals

A cell with multiple faces inside

What Can a Cell Remember?

A photo college shows organisms that produce or are affected by different keystone molecules, including a seabird; plants; a California newt; an Alderia sea slug; and a scallop.

A New, Chemical View of Ecosystems

The Ends of the Earth

An illustration shows a human smelling a bouquet of flowers with many different molecules. There are smelly objects around it, like a perfume bottle, an orange and cheese.

How Smell Guides Our Inner World

An illustration shows a man sitting on a chair next to a film projector inside a large head. In front of him a sequence of images from the airport is projected — the man at the gate, going through security, and sitting on the plane.

How ‘Event Scripts’ Structure Our Personal Memories

A close-up image of a mantis shrimp, which has rainbow spots and stripes and beady, complex eyes on stalks.

When Did Nature Burst Into Vivid Color?

Concept Cells Help Your Brain Abstract Information and Build Memories

An illustration of a key, decorated with a mitochondrion, stuck into the back of a wind-up bird.

‘Turbocharged’ Mitochondria Power Birds’ Epic Migratory Journeys

An illustration shows a human brain. Colorful flowers and plants burst from the left side, while wires and computing notes innervate the right side.

AI Is Nothing Like a Brain, and That’s OK

Introducing The Quanta Podcast

Fish swimming with outlined brains and microbes within them

Fish Have a Brain Microbiome. Could Humans Have One Too?

An illustration shows zero lit by spotlight; it flickers in a cave that looks like a brain.

How the Human Brain Contends With the Strangeness of Zero

An illustration shows a bee, decorated with positive charges, approaching a field of flowers that wear negative charges. An electric field emerges between them.

The Hidden World of Electrostatic Ecology

A translucent comb jelly collected from the deep sea.

The Cellular Secret to Resisting the Pressure of the Deep Sea

What Happens in a Mind That Can’t ‘See’ Mental Images