TinEye is a great reverse image search online service, that can tell you where an image came from, find different sizes of the image and you can find out if someone is using your image without your permission.
If you know how to sing or hum a song, but don't know the title or the artist performing it, you can use a midomi website which will help you find the the song.
You would expect the North Pole to be all white, covered in snow and cold, but not at the moment, as the North Pole literally turned into a lake. Global warming or natural process?
Check out the Russian Soyuz TMA-05M space rocket launch with three spacemen on board who will be docked to the International Space Station for the next four months.
If you want to have a go at the latest Windows 8 Release Preview, you can install it in your existing Windows 7 installation using VMware Player free virtualization software.