#AskAbhijit 188: Fire, Entropy, Absolute Zero, Redshift, Big Bang, Gravity, 3-Body Problem, Gedanken

Episode 188 of the #AskAbhijit show: Ask me interesting questions in the comments, and I shall answer them. - - - - - - - - - - - - - OUTLINE: 0:00 Countdown- Intro Music 1:15 Introduction- Hello Everybody 3:57 What was the great unconformity time period during which a huge chunk of Earth's paleontological timeline disappeared? 9:35 What is all trash, plastic waste, etc are thrown into the volcanoes, what will happen? 15:10 What is fire?How is it produced and why? 24:07 How do windmill work? How strong energy can a windmill generate? 30:20 About Palm oil, can it act as fuel in manufacturing or for industrial purposes...? 36:26 About Photonic integrated circuits?... 42:25 If AI becomes conscious and takes over power, do humans have any chance of regaining control through military actions?... 48:34 What is space? 52:33 Light requires 8min 20sec to come to earth from sun, if sun disappears, will earth continue orbiting sun till 8min 20sec or impact will be instant..? 59:58 Has sir watched Netflix's 3 body problem? 1:04:52 Is it true that achieving absolute zero is impossible?... 1:11:25 Are EM waves attached to space and if so does it mean they dont have their own speed but rather travel with speed of space, which would be the hubble speed in the present time? 1:14:11 What are cosmic redshifts? 1:19:23 Why is gravity the weakest of the 4 fundamental forces of nature? 1:27:03 What was there before the big bang?... 1:29:14 We know energy is created from mass, can this reaction be reversed? 1:31:01 About entropy? 1:35:29 What makes the scientists cannot be dharmic or he/she can see everything scientifically and dharma is not science 1:43:26 How do space telescopes like hubble and JWST create images?Are they accurate? 1:47:29 What id we are alone civilisation in the universe? 1:49:15 Can we input consciousness 1:50:18 Do we need different types of physics to reach alpha centauri? 1:54:08 Are we in simulation or are we a 3D being created by higher dimension beings? 1:56:05 Why are big tech companies putting biases in their AI and chat bots?... 1:59:17 Why cant we know what's out there beyond the event horizon of a black hole? 2:02:00 What is grandfather paradox? 2:03:50 Conclusion- Thank You Everybody