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Cosmic Microwave Background Explained
Rating

HAS SPACE ALWAYS BEEN BLACK? As long as we've been around, YES. But the universe gets much more exciting, AND much BRIGHTER, as we start winding our clocks back to the early days of the universe. Near the beginning of the universe, when space was rapidly expanding, that dark night sky we know so well as actuallyÉORANGE! But why? Did the lights just go out, or did something more spectacular happen? Watch this episode of PBS Space Time and find out!

Subject:
Science
Material Type:
Lecture
Provider:
Utah State Board of Education
Provider Set:
Utah SEEd Textbook Resources
Author:
PBS Space Time
Date Added:
02/25/2021
Florida's Coral Reefs Face Altered Oceans
Rating

The world's ocean are absorbing carbon dioxide at an unprecedented rate and the resulting acidification is transforming marine ecosystems. We look at how ocean acidification is already affecting coral reefs in the Florida Keys.

Subject:
Science
Biology
Material Type:
Lecture
Provider:
Utah State Board of Education
Provider Set:
Utah SEEd Textbook Resources
Author:
PBS NewsHour
Date Added:
02/25/2021