53:58
Decoding the Universe: Quantum | Full Documentary | NOVA | PBS
1:53:26
2+ Hours of Brian Cox on Time Travel Paradoxes and Solutions - Fall Asleep Fast
1:56:56
What NASA Saw At the Edge of... Everything
4:22:38
4+ hours of philosophy to fall asleep to (taoism, stoicism, existentialism and more)
2:05:50