PBS
Cosmic Microwave Background Challenge | Space Time | PBS Digital Studios
If a photon leaves the train station shortly after the Big Bang ...
PBS
The Crisis in Cosmology
The search for a single number: the hubble constant, which is the rate of expansion of our universe, has consumed astronomers for generations. Finally, two powerful and independent methods have refined its measurement to unprecedented...
PBS
Is Dark Energy Getting Stronger?
The power of Dark Energy may be increasing as the universe ages. Subtle clues are emerging that the accepted model for the nature of dark energy and dark matter may not be all that. We saw the first such clue recently in our recent...
PBS
The Evolution of the Modern Milky Way Galaxy
When we scan the heavens with giant telescopes we see galactic cannibalism everywhere. We see moments that appear frozen on the human timescale, but are really snapshots of the incredibly violent process of galaxy formation. This is how...
Curated Video
Big Bang Evidence
Discover the scientific evidence that supports the Big Bang theory - from the expanding Universe to cosmic microwave background radiation. Physics - Universe - Learning Points. An expanding Universe, an abundance of light elements, and...
Mazz Media
Universe
This live-action video program is about the word universe. The program is designed to reinforce and support a student's comprehension and retention of the word universe through use of video footage, photographs, diagrams and colorful,...
Curated Video
The Evidence Supporting the Big Bang Theory: Redshift and the Expanding Universe
The video is a lecture presentation on the topic of the expanding universe. The speaker discusses evidence and the Big Bang theory, which suggests that the universe began from a small, dense region and has been expanding for...
Mazz Media
What is the Universe? (Simple English)
This live-action video program is about the word universe. The program is designed to reinforce and support a student's comprehension and retention of the word universe through use of video footage, photographs, diagrams and colorful,...
TED-Ed
The Death of the Universe
We have all heard about the Big Bang and other theories about how the universe began, but how will it end? Cosmologists study dark matter and dark energy to try to figure out the answer to this mind-blowing question. This topic is a...