Instructional Video6:09
SciShow

What Color Was the Big Bang?

12th - Higher Ed
If you could survive a trip to the very first moments of reality as we know it, what color would you see?
Instructional Video7:09
PBS

Cosmic Microwave Background Explained

12th - Higher Ed
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...
Instructional Video6:08
Physics Girl

The ULTRAVIOLET CATASTROPHE

9th - 12th
How did the field of quantum mechanics come about in the first place? The Rayleigh-Jeans catastrophe, also known as the ultraviolet catastrophe was a prediction by the Rayleigh-Jeans law that a blackbody would radiate infinite amounts of...