Today we’re going to talk about how to keep information secret, and this isn’t a new goal. We’re going to walk you through some common encryption techniques such as the Advanced Encryption Standard ...

Take the 2017 PBS Digital Studios Survey: http://surveymonkey.com/r/pbsds2017. Today we’re going to create memory! Using the basic logic gates we discussed in ...

In 2011, brothers John and Hank Green created an educational YouTube channel called “Crash Course” with the goal of spreading high-quality educational videos for everyone, free of charge. A year later ...

Google’s new ‘Machine Learning Crash Course’ is now available and it’s free for everyone. If robots are coming for your job this class will prepare you for your next one. This same course has been ...