The authoritative Collins dictionaries now available online. Search amongst hundreds of thousands of words and expressions in Spanish, French, German,...

Mathematical Ramblings

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with fr...

Find out what's happening behind the scenes at Facebook. Facebook employees give first hand accounts of new features, products, and goings-on around t...

Des p'tits bouts de ma vie ... riche en couleur et en bonne humeur...

Twitter is without a doubt the best way to share and discover what is happening right now.