Our universe has existed for about 14 billion years. Looking backwards, that’s about 1 followed by 10 zeros. Looking forwards, into the far far future, cosmologists can...
playlist
Topic Series
5 videos
42:07
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What does it mean to ask about the end of the universe? Can the universe even have an end? What would end? In the far, far future, what happens to stars, galaxies, and black...
10 videos
1:21:58
Cosmology is the study of the structure, beginning and end of the universe, and it has been transformed from mostly metaphysical speculation to a precision observational...
6 videos
44:07
contributor
A group of distinguished physicists and astrophysicists outline the latest discoveries of how our universe began and continues to function, and marvel at how quickly the...
video
Roundtable
26:09
In the far, far future, what happens to planets, stars, galaxies, black holes? What’s the ‘Big Rip’ and the ‘Big Crunch’? And if ‘multiple universes’ exist,...
Episode
Episode 04
Season 13
26:46
Sean Carroll talks about about his terrific new book, The Biggest Ideas in the Universe: Space, Time, and Motion. He also dives into the importance of equations in popular...
Authors Series, CTT Chat
1:12:58
Dark matter, though it cannot be seen, may account for roughly one quarter of all the mass-energy of the universe. If it were not for the gravity of dark matter, galaxies...
4 videos
38:06