Hank Green (@hankschannel) is one of YouTube's most beloved creators. One half of vlogbrothers, he is also the co-creator and host of SciShow and Crash Course.

Timestamps:

0:00 - Where Are All the Aliens?
8:08 - What Makes Humans So Special?
17:22 - Has the US Lost its Cultural Identity?
29:34 - Martin Luther Wrong About God?
36:30 - Is the World an Illusion?
46:54 - Should We Believe Our Illusions?
53:58 - How Objective is Science?
59:41 - Does Science Explain Anything?
01:11:10 - Could We Explain Cold to an Alien?
1:22:03 - The Hard Problem of Consciousness
01:27:44 - Will Computers Ever Become Conscious?
01:35:58 - Do You Have Two Brains?
01:42:30 - Should We Be Worried About TikTok?
1:49:08 - Hank’s Video Ideas
01:59:39 - What’s it Like Meeting Your Old Heroes?
2:05:51 - Being a YouTuber

Michael Stevens is the creator of Vsauce, one of YouTube's most popular channels. Alongside Hannah Fry he hosts the newly-launched podcast The Rest is Science.

Timestamps:

0:00 - Does Anything Really Exist?
10:32 - Is Michael a Mereological Nihilist?
19:42 - Are Philosophers Overcomplicating Function Behaviour?
25:24 - Do “You” Really Exist?
41:57 - Free Will and the Bicameral Mind Theory
50:09 - Why the Future Isn’t Changing Like It Used To
59:11 - The Scientific Mystery of Torque?
01:17:46 - Consciousness

Timestamps

0:00 - What Existential Risks Does AI Pose?8:57 - How AI Systems Lie to Us26:04 - Why We Should Be Worried About AI33:28 - What Does It Mean for AI System to “Want” Something?43:41 - AI Weapons and Nuclear Warfare48:57 - Where Should We Focus Our Resources?53:35 - What Policies Should We Enact?