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Celebrated Cryptography Algorithm Gets an Upgrade

December 14, 2023

Two researchers have improved a well-known technique for lattice basis reduction, opening up new avenues for practical experiments in cryptography and mathematics.

An Easy-Sounding Problem Yields Numbers Too Big for Our Universe

December 4, 2023

Researchers prove that navigating certain systems of vectors is among the most complex computational problems.

Researchers Refute a Widespread Belief About Online Algorithms

November 20, 2023

Three computer scientists have disproved a long-standing conjecture about a fundamental problem involving imperfect information.

AI System Beats Chess Puzzles With ‘Artificial Brainstorming’

November 15, 2023

By bringing together disparate approaches, machines can reach a new level of creative problem-solving.

Cryptographers Solve Decades-Old Privacy Problem

November 6, 2023

Three researchers have found a long-sought way to pull information from large databases secretly, moving us closer to fully private internet searches.

Q&A

The Computing Pioneer Helping AI See

October 24, 2023

Alexei Efros has spent his career learning how machines see differently from humans. Now he’s helping to bridge the gap.

The Quest to Quantify Quantumness

October 19, 2023

What makes a quantum computer more powerful than a classical computer? It’s a surprisingly subtle question that physicists are still grappling with, decades into the quantum age.

Thirty Years Later, a Speed Boost for Quantum Factoring

October 17, 2023

Shor’s algorithm will enable future quantum computers to factor large numbers quickly, undermining many online security protocols. Now a researcher has shown how to do it even faster.

The Deep Link Equating Math Proofs and Computer Programs

October 11, 2023

Mathematical logic and the code of computer programs are, in an exact way, mirror images of each other.

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