The claim that human beings have or are an ‘immortal soul’ goes back to the ancient Greeks, if not further. In a pre-scientific world, it would seem absurd for...
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53:42
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What must the brain do to generate the mind? The mind consists of sensations, thoughts, cogitations, intentions, feelings—the felt inner experiences that constitute what we...
10 videos
1:31:32
To inquire whether plants are “sentient” sounds like pseudoscience but has become real science. What does a plant know? Plants can react to their environments, but can...
5 videos
46:57
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10.22.19
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Death is the ultimate defeat. No matter how many successes we have, we are all doomed to suffer the final failure. But some claim that death is not final. How can they do so?...
4 videos
28:59
Dark energy, the repulsive energy of empty space, was one of the most unexpected and astonishing discoveries in recent science. Most scientists had expected that the...
57:21
The existence of both cosmos and consciousness, each in its own way, constitute deep problems, perhaps grand mysteries beyond human knowing. Some claim that the two mysteries...
11 videos
1:46:12
What do common people think about free will, and why should it matter what they think anyway? Do common people think they have free will? Can they be persuaded otherwise? How...
44:22
Some claim their scientific study of ESP overturns the worldview of science. Should we take these startling pronouncements seriously? If so, what would it mean for events in...
7 videos
1:03:04