The Reverse Search option in Google Images is not available on mobile phones and tablets. A simple web app will help you get around that restriction and you'll be able search by image even on mobile devices.
Google Images is the largest search engine for photos on the web that allows you search pictures by size, color and even similarity. You can find animated GIFs and vector art too.
You can use Google Images to find pictures of a particular size (or resolution) using the undocumented imagesize search operator.
The advanced search page for Google Image Search has been totally revamped and it now lets you find images by region (or country).
Google Images includes a handy similar images option that lets you quickly find other images on the Internet that appear visually similar to the one you are looking at.
Learn a simple trick that will help you find new and recent photographs with the help of Google.
Shepard Fairey, creator of this iconic Obama hope poster, could have been in a spot over a simple case of copyright infringment.
Google Image Search displays thumbnails as results, with the original image another 2 clicks away. “Google Image Ripper” lets you get “straight to the good stuff” by linking directly to the original images.
These ALT and TITLE attributes in IMG image tags are important as they impact search rankings but confusing as well because we don't know whether to use TITLE or ALT or both of them when describing images.
Google Image Search offers some unique features that aren't available in the default search engines of other photo sharing sites like Flickr, Zooomr, Photobucket, Facebook, etc.
You may remember using the beautiful Cover Flow interface in iTunes or the iPod touch that helps you quickly browse through your music and video collection – now a similar interface is available for viewing faces on Google Images.
We have no clue how Google decides the ranking of pictures in Google Images but they are probably giving more preference to fresh content in image search results.