In most of the DC Comics media, the Multiverse is a "cosmic construct" composed of the many fictional universes the stories of DC media take place in. The worlds in the multiverse share a space and fate in common, and its structure has changed several times in the history of DC Comics.
A depiction of several alternate Earths within the original DC Multiverse before the events of Crisis on Infinite Earths and the variations of the Flash inhabiting each Earth, art by Dan Jurgens and Art Thibert.
DC Comics, Inc. is an American comic book publisher and the flagship unit of DC Entertainment, a subsidiary of Warner Bros. Discovery. DC is an initialism for "Detective Comics", an American comic book series first published in 1937.
Cover art of the first comic book by National Comics Publications, New Fun: The Big Comic Magazine #1 (cover dated February 1935). Unlike comic book magazines series up to that point, characters in this book, such as the Western character Jack Wood, were original creations, and did not originate in comic strips.
Action Comics No. 1, the iconic issue that introduced Superman and helped birth the superhero genre
Image: Maj. Malcolm Wheeler Nicholson LCCN2014713912
Image: Jerry Siegel in Uniform ca 1943 cropped