It's time to crush your running goals—be it qualifying for the Boston Marathon or running for the very first time. To get started, choose your plan. When it opens in your browser, select the download ...

Can you chip in? As an independent nonprofit, the Internet Archive is fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, ...

Ask the publishers to restore access to 500,000+ books. Can You Chip In? We’re celebrating our 1 trillionth archived web page. If you find our library useful, learn how you can help us fundraise! Can ...

Christopher Bishop is a Microsoft Technical Fellow and the founder of Microsoft Research AI for Science. Chris obtained a BA in Physics from Oxford, and a PhD in Theoretical Physics from the ...