Department of Computer Science, Columbia University

The new space in Schermerhorn Hall will support collaborative learning and community connection among students and faculty.

Machine learning systems often assume that the data they learn from is mostly trustworthy. But what happens when that data … Continue reading Voices of CS: Yizhi Huang on Nasty Noise versus Malicious Noise

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Danielle Maydan BS’26, a computer science major, has been chosen as the Valedictorian and Illig award winner. Maydan, who is also a … Continue reading Danielle Maydan and Samir Farraj Named 2026 Valedictorian and Salutatorian

A new technique uses a single image to forecast — and maximize — the energy a solar panel will produce over a year.

Joseph Karaganis CC’26, a double major in philosophy and political science with a minor in history, was named valedictorian, and Polina … Continue reading Columbia College Announces 2026 Valedictorian and Salutatorian

Recent work from the Data, Agents, and Processes Lab (DAPLab) explores a core challenge in AI agents: how to move … Continue reading Rethinking How AI Agents Work in Practice

Bjarne Stroustrup discusses how C++ was meant to bridge high-level abstractions with low-level system control, the criticisms some have of memory safety and null pointers (and how to address these problems in your code), and … Continue reading He Designed C++ to Solve Your Code Problems

Co-led by Henry Yuen, a new multi-university grant from the Air Force Office of Scientific Research will examine whether larger quantum operations could reduce errors and make future quantum computers more practical.

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Only current Columbia faculties, staffs and students enrolled in Computer Science classes are entitled to CS accounts. All guests and alumni of Columbia University will need a sponsor in order to obtain CS accounts. Please note that your request will not be approved if you are not affiliated with the Department of Computer Science Department of Columbia University and we will not refund your appl…

Large language models can process vast amounts of text—but their ability to interpret nuance, hidden meaning, and nonlinear storytelling remains an open question.

Researchers from the department are presenting their work at the ACM International Conference on Architectural Support for Programming Languages and … Continue reading 4 Papers from CS Researchers at ASPLOS 2026

A research project backed by Kathy McKeown aims to advance both computational understanding and humanistic interpretation of how multimodal models generate and understand art images through probing of a model’s latent space.

Vishal Misra discusses his latest research on how LLMs work under the hood and explains what’s actually required for AGI: the ability to keep learning after training and the shift from pattern matching to understanding cause … Continue reading What’s Missing for Artificial General Intelligence

One of the most influential programming languages in history was created by Columbia professor Bjarne Stroustrup, almost by accident.

Henning Schulzrinne is a pioneer in the development of internet and video calling technology. His work on voice-over-IP helped lay the foundation for the tools millions of people use every day to talk, meet, and … Continue reading Trailblazers: Shaping Internet and Video Call Technology With Professor Henning Schulzrinne

The new space in Schermerhorn Hall will support collaborative learning and community connection among students and faculty.

From advancing AI and quantum computing to improving systems and security, PhD students are shaping the future of technology through cutting-edge … Continue reading PhD Students Recognized with Top Fellowships