31:59

Five Steps to the New Space Age

29:18

Will China Beat the US to the Moon?

35:59

Is the James Webb Breaking Cosmology?

41:05

Is Empty Space Really Empty?

33:11

What's The Most Distant Thing You Can See?

39:18

What is the Biggest Flaw in the Big Bang Theory?

33:08

Why is it so hard to return to the moon?

33:04

Will Emergent Gravity Rewrite Physics?

36:39

Will the BIG RIP Destroy the Universe?

36:57

When will we FINALLY achieve fusion power?

39:00

What Do Aliens Look Like?

37:36

Who Were The REAL Ancient Astronomers?

39:25

Where Does EVERYTHING Come From? - Ask a Spaceman!

35:43

Does Space Control Our Climate? - Ask a Spaceman!

36:11

How Far Do You Really Travel in Your Life?

33:12

What Makes Pseudoscience So Dangerous?

30:03

The Woman Who Rewrote Astronomy - Ask a Spaceman!

29:11

Could We Move the Earth? - Ask a Spaceman!

38:29

Why Does Light Slow Down? - Ask a Spaceman!

33:17

The Top 5 Mysteries in Astronomy - Ask a Spaceman!

41:56

The Top 5 Discoveries in Astronomy OF ALL TIME - Ask a Spaceman!

29:44

How Black Holes Look Bigger Than They Are - Ask a Spaceman!

34:47

Are Humans Better than Robots for Space Exploration? - Ask a Spaceman!

37:21

What it Takes to Build a Dyson Sphere - Ask a Spaceman!

28:21

The Coldest Place in the Universe - Ask a Spaceman!

41:46

How a Rotating Universe Permits Time Travel - Ask a Spaceman!

35:57

Stars That Don't Belong - Ask a Spaceman!

38:51

Can Tachyons Exist? - Ask a Spaceman!

31:03

What is the Role of Consciousness in Quantum Mechanics? - Ask a Spaceman!

07:08

Weaknesses of Pilot-Wave Theory - Ask a Spaceman!

06:25

Pilot-Wave Theory - Ask a Spaceman!

09:39

Weaknesses of the Many-Worlds Interpretation - Ask a Spaceman!

07:45

The Many-Worlds Interpretation of Quantum Mechanics - Ask a Spaceman!

09:21

The EPR Paradox - Ask a Spaceman!

07:32

Does God Play Dice? - Ask a Spaceman!

05:57

Weaknesses of the Copenhagen Interpretation - Ask a Spaceman!

08:04

Strengths of the Copenhagen Interpretation - Ask a Spaceman!

06:58

What is Spooky Action at a Distance? - Ask a Spaceman!

07:42

Everything You Need to Know About Wave-Particle Duality - Ask a Spaceman!

11:03

A Completely New Way to See the World - Ask a Spaceman!

09:16

Old Quantum Theory - Ask a Spaceman!

10:11

Reality as Seen Through Quantum Mechanics - Ask a Spaceman!

08:39

Where Physics Breaks Down - Ask a Spaceman!

05:59

Quantum Mechanics has its Limits - Ask a Spaceman!

10:19

What is Quantum Theory? - Ask a Spaceman!

11:03

Everything you Need to Know About Rydberg Polarons (aka Super-Atoms) - Ask a Spaceman!

17:14

The Most Important Idea in Physics: The Principle of Least Action - Ask a Spaceman!

15:59

Pulsars Can See Black Holes - Ask a Spaceman!

20:05

Does Dark Matter Fail? - Ask a Spaceman!

20:28

What’s the Biggest Habitable Planet Possible? - Ask a Spaceman!

16:15

How Black Holes Make Life Possible - Ask a Spaceman!

17:17

The Weird Weakness of Gravity - Ask a Spaceman!

17:55

The Dipole Repeller: The Void That’s Tearing Us Apart - Ask a Spaceman!

15:17

The Solution to the Twin Paradox - Ask a Spaceman!

14:47

How Radioactive Decay Works - Ask a Spaceman!

19:50

Five (Failed) Alternatives to the Big Bang - Ask a Spaceman!

14:33

What are Lagrange Points? - Ask a Spaceman!

16:28

The Most Important Number in the Universe - Ask a Spaceman!

20:11

The Quantum Rival to String Theory - Ask a Spaceman!

15:10

Fossils in the Galaxy: Globular Clusters - Ask a Spaceman!