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Latest Articles

Does Computer Science Need Computers?

August 28, 2026

The theoretical side of the field doesn’t require computing machines. But many questions would never have been posed without them.

Building a Quantum Computer, One Fragile Qubit at a Time

August 19, 2026

No one yet knows which technology will power the quantum computers of the future, but the race to create them has already produced some of science’s most intricate machinery.

Thermodynamic Computers Go With the (Energy) Flow

July 15, 2026

Today’s computers need safeguards against random energy fluctuations. Thermodynamic computers would put those fluctuations to use.

How Distillation Makes AI Models Smaller and Cheaper

July 18, 2025

Fundamental technique lets researchers use a big, expensive “teacher” model to train a “student” model for less.

How Can AI Researchers Save Energy? By Going Backward.

May 30, 2025

Reversible programs run backward as easily as they run forward, saving energy in theory. After decades of research, they may soon power AI.

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

April 30, 2025

The brain’s astounding cellular diversity and networked complexity could show how to make AI better.

Q&A

The AI Pioneer With Provocative Plans for Humanity

December 4, 2024

While some fret about technology’s social impacts, Raj Reddy still believes in the power of artificial intelligence to improve lives.

What Is Distributed Computing?

November 25, 2024

Our computers can get a lot more done when they share the load with other machines.

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.