The early universe was a superhot plasma of particles all running seemingly at random as if in a gigantic cauldron. How then the structure we see today with galaxies, stars,...
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8 videos
1:08:19
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Do stars and spaces go on forever? Do the numbers of galaxies, and even of universes, have no end? Is our universe infinite in size and contents? Are there an infinite number...
6 videos
44:12
The size of the cosmos has been growing, in more ways than one. Our universe is expanding. Multiple universes, an immense number of them, are likely being generated...
5 videos
50:29
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Symmetry is when things are the same around an axis. Turn it and it looks the same. A simple idea with profound implications for understanding the universe and for predicting...
49:05
Dig down to the deepest level of reality, the smallest things that exist, the building blocks of everything else. What do we find? What’s there at the very bottom?...
13 videos
2:17
It is the Holy Grail of physics: All the particles and forces of nature unified and explained by equations so simple that you can print them on your tee shirt. Are we getting...
1:17:42
What are the basic components of the cosmos? At the deepest levels of reality—the particles, fields and forces of the smallest slices of existence—how does the world...
10 videos
1:27:45
Galaxies and clusters of galaxies, untold billions of them, adorn the cosmos. How did such large-scale structure of the universe come about? The universe started as a hot...
1:09:38
We know our universe is expanding—this is one of humankind’s seminal discoveries. What caused such colossal expansion? We call it the Big Bang, but what were the...
7 videos
1:13:08
11 videos
1:49:38