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.
This is how our bellowed planet looks like on Martian twilight sky. It's the brightest point of light in the sky, and NASA's curiosity rover took a picture.
I know a lot of people who do not care for wearing a helmet when on a bike for a common reason of looking silly or it will mess up their hair. This amazing invisible helmet could be quite revolutionary.
Anybody know about the so called Tether Car racing? It looks nuts. Miniature model cars with powerful engines attached to a pole with a wire and going faster and faster.
The imaginary Big Notrust Bank Robbery, featuring five elderly men and a french bulldog leaving the scene of crime took the arist 4 hours 28 minutes and a grand total of 251 Photoshop layers.
If you put your computer into hibernation, the next time you turn it on, you'll get all your windows and programs open just the way they were before the shutdown.