Neil deGrasse Tyson Explains Alien Visits, UFOs, and Other Conspiracies Published 2021-03-09 Download video MP4 360p Download video MP4 720p Recommendations 42:35 Neil deGrasse Tyson Debates a Pluto Expert 19:53 Have Aliens Visited Earth? | StarTalk 101 with Neil deGrasse Tyson 10:42 Brian Cox Debates If Aliens Have Visited Earth? 16:56 Neil deGrasse Tyson Explains the REAL Length of Day 17:56 What is Schrödinger's Cat? | Neil deGrasse Tyson Explains... 12:50 What is the Grandfather Paradox? | Neil deGrasse Tyson Explains… 23:27 Army Special Ops Rates Every 'John Wick' Movie | How Real Is It | Insider 1:22:42 A mind-expanding tour of the cosmos with Neil deGrasse Tyson and Robert Krulwich 53:36 William Shatner Has Questions for Neil deGrasse Tyson 13:45 Neil deGrasse Tyson Explains Nothing 11:29 Was the Moon Landing faked? | Neil deGrasse Tyson | Big Questions 17:35 Neil deGrasse Tyson Explains Force vs. Pressure 46:56 How the Quantum Computer Revolution Will Change Everything with Michio Kaku & Neil deGrasse Tyson 57:28 Ancient Aliens: TOP 10 ALIEN ENCOUNTERS OF 2022 15:07 5 New Scientific Discoveries in 2024 06:58 Neil deGrasse Tyson Uses Aliens To Make Points About Our Human Perspective 11:22 Is the Big Bang Theory Wrong? | Neil deGrasse Tyson Explains... 14:00 Neil deGrasse Tyson: 3 mind-blowing space facts | Big Think 10:41 Neil deGrasse Tyson Explains Time Dilation 12:56 Aliens Are Real: Former ISRO Scientist Reveals the Truth Similar videos 15:43 Neil deGrasse Tyson's Skepticism Over UFO's 10:24 Neil deGrasse Tyson shares what he thinks aliens would say about Earth 03:03 Neil deGrasse Tyson Explains Why UFOs Aren't Visiting Space Aliens (Part 27) 06:25 Hear what surprised Neil DeGrasse Tyson about purported ‘alien' corpses 55:09 Watch Neil deGrasse Tyson BUST Alien MYTHS for an Hour!! 00:53 Neil deGrasse Tyson: aliens could be much smarter than us 05:34 Are Mexico’s Alien Mummies Real? Neil deGrasse Tyson Weighs In 08:10 Neil deGrasse Tyson Weighs In On UFO Congressional Hearing | The View 11:29 Are We Alone? Neil deGrasse Tyson on Alien Life & The Fermi Paradox 25:56 ReignReacts - Neil deGrasse Tyson Explains ALIEN Visits UFOs and CONSPIRACIES 12:12 The Fermi Paradox With Neil deGrasse Tyson - Where Are All The Aliens? 11:43 Neil deGrasse Tyson Explains How Aliens Are Named 05:42 Burn: Neil DeGrasse Tyson roasts UFO theories, says ‘no to aliens’ 01:00 UFO hearing: Whistleblower says he's witnessed harm by "non-human" entities 02:04 Neil deGrasse Tyson Doubles Down on Why Aliens Haven't Visited Earth (Part 28) 01:49 Barack Obama Asked if Aliens Were in Government Lab More results