Physics Girl
Why is the Universe Flat?
British astronomer Sir Fred Hoyle first coined the term the Big Bang in 1950. The theory explains much of what we have observed in the universe, but it does leave some things unexplained. The video discusses the Cosmic Inflation...
SciShow
Great Minds: Carl Sagan
Discuss the life of Carl Sagan, including his success in making science popular. A biographical video also mentions that he was not perfect and included challenges he had with family and coworkers.
PBS
What’s Wrong with the Big Bang Theory?
A video highlights the contradictions in the Big Bang Theory and then discusses the need for a unifying theory of everything. Space Time presents an enlightening video as part of a larger series on Cosmology.
PBS
Why the Big Bang Definitely Happened
According to Space Time, many different studies prove the Big Bang happened. Part of a larger Cosmology playlist, it discusses the common arguments against and the newest science supporting the theory.
PBS
How Cosmic Inflation Flattened the Universe
What if time didn't begin with the big bang? Big Bang doesn't completely answer questions about the beginning of the universe, but cosmic inflation theory holds up better according to scientists in this video. Cosmic inflation fits so...
PBS
What Happens at the Edge of the Universe?
The cosmic even horizon of the universe is closer to us than the particle horizon. Space Time's Cosmology playlist tackles this and other complex concepts about the universe. The video discusses how the scientists define the edge of the...
PBS
Cosmic Microwave Background Explained
As part of their Cosmology series Space Time presents a video that explains the history of electromagnetic waves and the shifting and expanding wavelengths. It finishes by exploring cosmic microwave background radiation.
Crash Course
Why Cosmic Evolution Matters: Crash Course Big History #201
Does reality exist, or are we just a part of a larger virtual reality game someone is playing? A mind-bending video explains why we study cosmic history. It presents details about the start of the universe and more accurate predictions...
Crash Course
Astrophysics and Cosmology: Crash Course Physics #46
Physics can help explain mysteries of the universe. Spark your classes' interest with the final lesson in the Crash Course physics series. The instructor explains the basics of astrophysics and cosmology with topics such as Hubble's Law...
Crash Course
Dark Energy, Cosmology Part 2
What's driving the expansion of the universe, and will it ever stop? Take a trip to the dark side in a video full of surprising facts and twists about our view of what lies beyond. Junior cosmologists learn about the invisible energy of...
Crash Course
The Big Bang, Cosmology Part 1
Send your space scientists out with a bang! An out-of-this-world video teaches young astronomers about the origin of the universe. The narrator describes the birth of The Big Bang Theory and the physicists and star gazers that...
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...
PBS
Pbs Nova Online: Einstein's Big Idea
A many-faceted investigation into Albert Einstein. Includes, a Timeline, Light Stuff, Genius among Geniuses, Time Traveler, Relativity and the Cosmos, and much more. Also, Einstein Links and a Teacher's Guide are provided.
PBS
Pbs Learning Media: Crash Course Astronomy: Dark Energy, Cosmology Part 2
The majority of the universe is made up of a currently mysterious entity that pervades space: dark energy. We don't know exactly what it is, but we do know that dark energy accelerates the expansion of space. We think this means the...
Science Friday Initiative
Science Friday: Big Questions in Cosmology
Find out how particle physics and cosmology fit together in this scientific discussion.
Science for Kids
Science Kids: Scientist Videos: Stephen Hawking Biography
Enjoy this short biographical clip that details the incredible life of English scientist Stephen Hawking. [4:00]
Science Friday Initiative
Science Friday: How Astronomers Measured the Edge of a Black Hole
Astronomers have been able to measure where the point of no return is at the edge of a black hole that is 50 million light-years away. Aired Oct. 5, 2012 [12:43 min]
Science Friday Initiative
Science Friday: Ask an Astrophysicist
Nobel Prize-winning astrophysicist Adam Riess takes questions on dark energy and the cosmos.
Crash Course
Crash Course Physics #46: Astrophysics and Cosmology
It's time for the end. At least the end of our first series on Physics here at Crash Course. In this video episode of Crash Course Physics, Shini sits down to talk about Astrophysics and Cosmology. By using what we've learned this year,...
Khan Academy
Khan Academy: Ways of Knowing Introduction to Cosmology
The history of the Universe decorates the night sky. Learn how to watch this history by studying cosmic light emissions. [6:22]
Khan Academy
Khan Academy: Supernova Clarification
This Khan Academy resource is a video about a Supernova clarification.
Khan Academy
Khan Academy: Why Cepheids Pulsate
This Khan Academy resource is a video that talks about why cepheids pulsate.