When you search with Google, you use words to create your query. That basic fact changed earlier this week when we launched Search by Image. This new feature is well-described by its name: you just hand Google an image, and it searches for similar images on the web. You can try it out by going to Google Image Search and dragging one of the sample images into the search box. This is handy for figuring out the names of things, such as buildings, paintings, and logos, or for finding images that are similar to one you already have.
Search by image is a great example of magical technology that helps people learn or do their jobs. Here’s one that improves your health: spray-on skin. For people with burns and other skin damage, ReCell is a technology that allows doctors to take a sample of healthy skin cells, culture them to grow more, and then literally spray the cells onto the injury. This process speeds healing and reduces the risk of complications. Although it sounds like science fiction, it’s already being used in much of the world.
Read more: Google code blog
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