Episode 655: Open Space 79: How Can Black Holes Have Infinite Density But Not Infinite Gravity? And More...

In this week's live QA, I explain why a black hole can have infinite density but not infinite gravity. Does your perception of time change due to your mass, and am I ever intimidated by the people I get to interview?03:00 How can a singularity have infinite density and not infinite gravity?06:02 Does your perception of time change due to your mass?08:10 How do I feel about String Theory?10:20 Am I intimidated by people I interview?12:47 Is intelligent design a scientific theory?15:21 Why don't we see practical applications on quantum mechanics?16:34 Anyone on my wishlist of guests?19:00 Are there alien bodies at Area-51?20:25 Would you feel it falling into a supermassive black hole22:00 Will we get a Grand Unified Theory in our lifetimes?27:21 Is Blue Origin for real?30:35 Should the US have built the super collider?34:17 Does time go backwards if you exceed the speed of light?35:20 What's happening with Perseverance?37:03 Could we jumpstart a rocket planet to get a magnetosphere?40:35 How far are we from a nuclear rocket?42:50 Could they make a bigger particle accelerator?45:00 Would I get neurolink?46:42 Humans on the Moon or a 30M telescope?48:02 Have I watched Upload yet?48:25 Why don't we explore the deep ocean first?51:45 Wouldn't a solar sail be stopped by photons from another star?53:49 Could we use Ceres or Vesta to warm up Mars?54:52 Why is the Hubble Constant increasing?Our Book is out!https://www.amazon.com/Universe-Today-Ultimate-Viewing-Cosmos/dp/1624145442/Audio Podcast version:ITunes: https://itunes.apple.com/us/podcast/universe-today-guide-to-space-audio/id794058155?mt=2RSS: https://www.universetoday.com/audioWhat Fraser's Watching Playlist:https://www.youtube.com/playlist?list=PLbJ42wpShvmkjd428BcHcCEVWOjv7cJ1GWeekly email newsletter:https://www.universetoday.com/newsletterWeekly Space Hangout:https://www.youtube.com/channel/UC0-KklSGlCiJDwOPdR2EUcg/Astronomy Cast:https://www.youtube.com/channel/UCUHI67dh9jEO2rvK--MdCSgSupport us at: https://www.patreon.com/universetodayMore stories at: https://www.universetoday.com/Twitch: https://twitch.tv/fcainFollow us on Twitter: @universetodayLike us on Facebook: https://www.facebook.com/universetodayInstagram - https://instagram.com/universetodayTeam: Fraser Cain - @fcain / [email protected] Thompson - @karlaii / https://www.youtube.com/channel/UCEItkORQYd4Wf0TpgYI_1fwChad Weber - [email protected] Universe Today Podcast