This video is the conclusion of the Create You Own Pacman Game in Scratch series. In this tutorial series, you will learn how to create your own fully working Pacman game using Scratch. The lessons cover various features and challenges...

Here I talk about some of the most common mistakes made by non-native English-speakers. Watch this and never make these mistakes again!

Learn how to divide numbers by splitting them into equally-sized groups.

Go inside Alex Marson's lab at UCSF, where he and his team are testing treatments using gene-editing tool Crispr to rewrite parts of DNA and cure disease.

A total of 776 over-the-counter dietary supplements were found to contain potentially harmful drugs.