Astronomers have detected a likely binary star pair, designated as D9, orbiting the supermassive black hole Sag A* at the center of our Milky Way galaxy.1,2...
The lepidosaurs are a large and diverse group of land vertebrates that include the snakes and lizards. There are almost 12,000 species of these animals....
by Tim Clarey, Ph.D., and Mike Mueller, M.S.*
Nestled next to Medora, North Dakota, and 45 miles east of Glendive, Montana, Theodore Roosevelt National...