It seems absurd in a universe with 100 billion galaxies, each with billions of stars and planets, that we are the only intelligent life. So where are all the others? This is...
playlist
Topic Series
9 videos
1:19:59
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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...
5 videos
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
Why does alien intelligence hold such fascination? Can we even conceive of what they might be like? To appreciate intelligent, sentient life in the universe, right now we...
1:15:11
Most scientists assume that the universe must be populated with innumerable alien intelligences and civilizations—after all, there are billions of galaxies each with...
1:32:28
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...
1:21:15
There is so much in the universe that is astonishing, from the smallest particles to the largest galaxies. Hear the wonder and awe from the scientists who discover the...
8 videos
1:09:50
There are two basic theories about how the universe will end. Neither are pleasant. The first spells out an inward-rushing, squashing-together of all things and the second...
video
Roundtable
27:39
There are three questions that speak directly to human uniqueness and purpose. 1) Does intelligent non-human life exist anywhere in the universe?; 2) Given the fullness of...
27:02
