49:28

The Origin of Physical Law

11:42

The Source of Matter and Mind

06:49

A Story of Creation

12:37

Universal Equations

13:18

Mathematics's Foundational Crisis

14:49

Modes of Existence: Math, Matter, Mind

35:03

Self-Existent Things

13:31

Causeless Existence

04:01

The Information Content of Reality

06:58

Paradoxes of the Library of Babel

06:20

Defining Nothing

04:19

Mysteries of Existence

01:22

Two Answers to "Why Anything?"

01:57:29

Why Does Anything Exist? - Part II - AlwaysAsking.com

01:55:49

Why Does Anything Exist? - Part I - AlwaysAsking.com

37:10

How Big is the Universe? [REMASTERED] - AlwaysAsking.com

12:22

Answers Given to the Question of the Meaning of Life

06:50

The Omega Point: Humanity's Final Destiny?

11:49

What is the Purpose and Aim of Technology?

17:18

Is Consciousness the Source of all Value and Virtue?

10:39

The Meaning of Life: What History's Greatest Thinkers have Concluded

08:53

Answers from Religion on the Meaning of Life

04:06

Ancient Wisdom on the Meaning of Life

01:21:31

What is the Meaning of Life? - AlwaysAsking.com

17:37

Fine-Tuning: God, a Multiverse, or some Combination?

08:54

Vacuum Energy -- Einstein's Greatest Blunder?

14:45

The Four Fundamental Forces of Nature

05:23

We Owe our Lives to "Ghost Particles"

07:35

We live in a World of Electrons

06:50

What Makes Carbon "King of the Elements"?

08:07

The origin of the elements: "We are star stuff harvesting sunlight"

05:12

The Weight of the Universe is Balanced on a Knife Edge

12:10

Open Individualism: Are we all the same person?

11:54

Is the Universe the Dream of a God?

09:12

How Future Technology Could Resurrect the Dead

12:58

Is Life But a Dream? What the Simulation Argument Means for an Afterlife

06:11

Is Medical Science on the Verge of Developing a Fountain of Youth?

08:23

Our Timeless Existence in Four-Dimensional Spacetime

10:38

Quantum Immortality: From Your Perspective, You Cannot Die

08:24

Infinite Space Implies We Live Infinite Lives

10:27

If the Brain is a Machine, then Reincarnation is Possible

05:07

How Eternal Inflation Leads to Eternal Return

05:51

What Science Can Tell us About the Afterlife

09:34

Does Special Relativity imply Eternal Life?

14:36

The Andromeda Paradox: Has the Future Already Happened?

10:17

Bananas Emit Particles that Travel Backwards in Time

07:25

Solving the Twin Paradox: We Move Through Time at the Speed of Light

15:34

How Moon Mirrors Showed that Time isn't Real

05:53

Einstein's "Miracle Year" — the Year Physics Changed

10:57

Will you Live Long enough to Live Forever?

11:42

Immortality in Nature: Creatures that Don't Die

15:46

Jupiter Brains, Computronium, and the Physical Limits of Intelligence

12:40

Creative Machines: Artistically Gifted Artificial Intelligence

12:15

How Today's Artificial Intelligence Teaches Itself

10:19

The Rise of Artificially Intelligent Storytellers

06:58

The Zoo Hypothesis: Is Alien Life Already Here?

12:26

The Transcension Hypothesis: Do Sufficiently Advanced Species Leave Our Universe?

08:39

The Rare Earth Hypothesis: Is Earth the Sole Exception to a Dead Universe?

06:54

Panspermia: Might we be Martians?

07:32

What are the Ingredients of Life?