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It's a steep learning curve but worth the climb. Search for CS50 on YouTube or enroll at cs50.edx.org.

It's always a good time for a CS50 lecture. Search for CS50 on YouTube or sign up for free at cs50.edx.org.

Professor David J. Malan explains the difference between CS50 and CS50x.

Even Professor David J. Malan sometimes writes buggy code. Learn how to write code and debug your own! Enroll for free at ...

Professor David J. Malan on whether CS50 helps you get a job.

Professor @davidjmalan on whether it makes sense to take CS50P after CS50x and CS50W.

Does this happen to you? Watch the phone book episode in full—just search for CS50 Lecture 0 on YouTube.

Professor David J. Malan explains whether you can work as a software engineer after CS50.

Don't worry — you'll get there.

At the next CS50...

Merge sort for the win. Search for CS50 on YouTube or enroll for free at edx.org/cs50.

We all make mistakes—even if it doesn't always appear so. Search for CS50 on YouTube or enroll for free at cs50.edx.org.

After completing all of CS50s problem sets, I finally made it to the final project. Here is a demonstration of the final web application.

Here's what you need to know about CS50 to get started: you can do it. Search for CS50 on YouTube or enroll for free at ...

It's challenging but definitely worth it. Search for CS50 on YouTube or enroll for free at edx.org/cs50.

Harvard's introductory course in Computer Science is available to everyone online — you can enroll for free at ...

According to the Six Degrees of Kevin Bacon game, anyone in the Hollywood film industry can be connected to Kevin Bacon ...

This is CS50, Harvard University's introduction to the intellectual enterprises of computer science and the art of programming.

Try the AI-powered CS50 Duck yourself at cs50.ai.

Can't miss anything. Catch CS50 lectures live-streamed weekly at youtube.com/cs50.