Times Telescope for 1821 is an almanac-like publication offering a yearly review of important events in science, technology, and nature. First published in 1820 by the editors of The Times newspaper, the book includes articles on astronomy, physics, and natural history, along with a variety of tables and charts providing useful information for the general public. Despite its somewhat dry subject matter, the Times Telescope provides a fascinating glimpse into the world of early 19th-century science and popular culture. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.