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What Is Analog Computing?

August 2, 2024

You don’t need 0s and 1s to perform computations, and in some cases it’s better to avoid them.

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

August 1, 2024

Neuroscience research into people with aphantasia, who don’t experience mental imagery, is revealing how imagination works and demonstrating the sweeping variety in our subjective experiences.

How Does Math Keep Secrets?

August 1, 2024

Cryptography is the thread that connects Julius Caesar, World War II and quantum computing, and it now lies under nearly every part of modern life. In this week’s episode, computer scientist Boaz Barak and co-host Janna Levin discuss the past and future of secrecy.

‘Metaphysical Experiments’ Probe Our Hidden Assumptions About Reality

July 30, 2024

Experiments that test physics and philosophy "as a single whole" may be our only route to surefire knowledge about the universe.

Q&A

With ‘Digital Twins,’ The Doctor Will See You Now

July 26, 2024

By creating digital twins of patients, Amanda Randles wants to bring unprecedented precision to medical forecasts.

The Physics of Cold Water May Have Jump-Started Complex Life

July 24, 2024

When seawater gets cold, it gets viscous. This fact could explain how single-celled ocean creatures became multicellular when the planet was frozen during “Snowball Earth,” according to experiments.

Vacuum of Space to Decay Sooner Than Expected (but Still Not Soon)

July 22, 2024

One of the quantum fields that fills the universe is special because its default value seems poised to eventually change, changing everything.

Monumental Proof Settles Geometric Langlands Conjecture

July 19, 2024

In work that has been 30 years in the making, mathematicians have proved a major part of a profound mathematical vision called the Langlands program.

What Are Sheaves?

July 19, 2024

These metaphorical gardens have become central objects in modern mathematics.

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