Expanding Universe discussion or essay
Some astronomers believe that the universe is expanding while others believe that it is shrinking; still others believe that the universe is in a static state without any expansion or shrinkage. How are these different conclusions possible if all of these scientists are looking at the same experiments and data?
Cosmic Times is a suite of curriculum support materials that traces our understanding of the changing universe from the first confirmation of Einstein's General Relatively in 1919 through the discovery and follow-up evidence of dark energy in 2006. This is done through a series of front-page newspapers for students and supporting lessons for the the teachers.
"Cosmic Times 2019" is the capstone lesson for Cosmic Times. This lesson asks students to write the 2019 edition of Cosmic Times - imagining what new knowledge we will have. The year 2019 represents the 100th anniversary of first edition of Cosmic Times.