Animal experiments are widely used to develop new medicines and to test the safety of other products. Many of these experiments cause pain to the animals involved or reduce their quality of life ...

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Graffiti art has its origins in 1970s New York, when young people began to use spray paint and other materials to create images on buildings and on the sides of subway trains. Such graffiti can range ...

The Art Institute of Chicago is pleased to offer free, unrestricted use of over 50,000 images of works in the collection believed to be in the public domain or to which the museum otherwise waives any ...