When we speak about the future of the universe, we mean when the sun burns out, when galaxies collide, when everything flies apart and ultimately evaporates. Do the untold...
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Episode
Episode 04
Season 05
26:46
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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,...
Season 13
Have we underestimated the risks of global catastrophe and human extinction? There is an odd argument that claims to justify end-of-the-world worries with raw statistics.
Episode 02
Season 16
26:47
We look up and we look down and in both directions we chill with awe. We look up to the universe and envision hundreds of billions of galaxies. We look down to the atom and...
playlist
Topic Series
6 videos
53:42
Why do scientists use the word beauty to describe the universe? Gaze at the universe with a knowing eye. There’s beauty on every level—simplicity and regularity, even...
1:16
What do scientists mean when they call the laws and regularities of nature beautiful? On the largest supra-cosmic scales, and on the smallest sub-atomic scales, why do...
5 videos
55:55
Our universe has been developing for about 14 billion years, but human-level intelligence, at least on Earth, has emerged in a remarkably short period of time, measured in...
10 videos
1:27:53
The Copernican Principle asserts that humans are not special, that we should expect to find ourselves in an ordinary place or position. But if humanity continues for billions...
50:35
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...
42:07
When we speak about the future of the universe, we mean when our sun burns out, when galaxies collide, when everything flies apart and ultimately evaporates. Do the untold...
32:15
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...
1:21:58
Consider humanity’s astounding progress in science during the past three hundred years. Now take a deep breath and project forward three billion years. Assuming humans...
9 videos
1:21:15