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The Year in Computer Science

December 19, 2024

Researchers got a better look at the thoughts of chatbots, amateurs learned exactly how complicated simple systems can be, and quantum computers passed an essential milestone.

Quantum Computers Cross Critical Error Threshold

December 9, 2024

In a first, researchers have shown that adding more “qubits” to a quantum computer can make it more resilient. It’s an essential step on the long road to practical applications.

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.

How Public Key Cryptography Really Works, Using Only Simple Math

November 15, 2024

The security system that underlies the internet makes use of a curious fact: You can broadcast part of your encryption to make your information much more secure.

Debate May Help AI Models Converge on Truth

November 8, 2024

How do we know if a large language model is lying? Letting AI systems argue with each other may help expose the truth.

Computer Scientists Establish the Best Way to Traverse a Graph

October 25, 2024

Dijkstra’s algorithm was long thought to be the most efficient way to find a graph’s best routes. Researchers have now proved that it’s “universally optimal.”

‘Quantum Memory’ Proves Exponentially Powerful

October 16, 2024

Researchers are exploring new ways that quantum computers will be able to reveal the secrets of complex quantum systems.

Q&A

The Computer Scientist Who Builds Big Pictures From Small Details

October 7, 2024

To better understand machine learning algorithms, Lenka Zdeborová treats them like physical materials.

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