If you don't have installed program for editing PDF documents on your computer, then you can use web application PDFescape which allows you to edit your documents in your browser.
In this simple tutorial suitable for the Gimp beginners as well, we are going to manipulate a photograph of standing still car to make it look like it's passing by real fast.
With the help of supercomputers, N-Body Shop at University of Washington, created a simulation that shows the formation of a massive galaxy during the first 2 billion years of the universe.
If you are getting a vast number of email notifications sent by your Twitter account and they started to annoy you, this is how you disable and manage them.
Float along Sunita Williams, Indian American astronaut who holds the record for longest space flight by a woman, and let her explain how they use the toilet, how they sleep, eat and other essentials.