A complete introduction to vectors designed for beginners and students. I cover notation, magnitude, direction, operations, and how vectors show up in math and physics.

Microsoft makes a bold statement for the future of PCs with Windows 8, but that learning curve won't be an easy climb for many.

Welcome to English In A Minute. Give us a minute and we'll give you a hot tip about English. Grammar, vocabulary... there's so much to learn! And all taught by your favourite BBC Learning English ...