If on your Windows 7 computer opening programs, saving documents, browsing the Internet and other every day tasks are getting slower, this is how you speed up things without installing an additional program.
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.
A Black hole is a place in space where gravity pulls so much that even light can not get out. They are one of the greatest mysteries in space. Take this quiz adn find out how much do you really know about Black holes!
Zeppelins are making a comeback and rightfully so. They are capable to carry vast amounts of cargo, they don't require costly airports and their fuel consumption is only one third of a conventional cargo plane.
You can upload and import any MS Word document file to Google docs/drive as you can download and export a Google docs document to you computer and open it with MS Word.
Science is a systematic enterprise that builds and organizes knowledge on diferent branches. In this knowledge check we have prepared for you a few general knowledge questions of science.
