Navigate Select ESC Close

Answering Questions About Virtual Particles, Moon Bases & Negative Gravity

2025-09-16 Science & Technology
421.8k
10.2k
974
StarTalk
StarTalk
5.7m subscribers

Cosmic Query Grab Bag: Science Sized Scales, Moon Power, and Parallel Universes

Discover how human scale compares to the extremes of the atom and the universe, and weigh the viability of nuclear power for lunar colonization.

Short Summary

  • New scientific fields emerge where disciplinary silos fail, requiring cross-talk between experts (e.g., origins of life).
  • Nuclear fission proves superior power for sustained moon bases over solar due to the two-week lunar night.
  • Tiny hypothetical black holes pose no physical threat during interstellar travel because they evaporate too quickly.
  • This discussion explores the limits of AI discovery influence and the physics of other potential universes. This segment tackles listener questions on everything from the nature of virtual particles contributing to Hawking radiation to the practicalities of powering a future moon habitat. Neil deGrasse Tyson and Baron Paul Mccurio use concrete comparisons (like powering hair dryers) and philosophical tools (like Occam's razor) to dissect complex cosmic concepts.

Unlock all features

FREE: Get instant access to 10 AI summaries, chats, or transcripts per day.

Description

Are we closer in size to an atom or the universe? Neil deGrasse Tyson and Paul Mecurio answer grab-bag questions about Hawking Radiation, power on the moon, and whether our universe is inside a black hole. If we only know 4% of the universe, could there be entirely new sciences yet to be discovered? Neil explains why nature resists disciplinary silos and how new fields like neuroscience and AI are still in their infancy. We explore Hawking radiation: why do black holes seem to “choose” which particle escapes? We break down virtual particles and why momentum decides the outcome. Are we closer in size to the universe or an atom? Learn about the universe at its largest and smallest scales. What’s the best power source for a moon base, fission or solar? We crunch the numbers on watts, hair dryers, and nuclear reactors on the moon. What happens if a meteor hits the reactor? How dangerous are tiny black holes for interstellar travel? Neil explains why their lifespans are too short to be a threat and why asteroid belts aren’t as perilous as Hollywood suggests. Was the famous “Wow!” signal ever solved? Could the JWST data support the black hole universe hypothesis? Neil explores rotation, wormholes, and whether physics would even match across parallel universes. What if primordial galaxies are really light from beyond our universe? Plus, if gravitons exist, could we cancel gravity waves? Thanks to our Patrons Raj Gaddam, Jason Thurman, Foosoul, Jeff, Micheal Flint, Charles Watson, Sn3aky Viking, Chotch Kam, Nick the Winemaker, David Perez, Greg Haile, Daniel Smith Jr, Ryan Herchenbach, Demetrius Green, Wong Tang clan, Yash Vardhan, Enrico Klau, Micheal, Prakhar jai kumar, Dom, Stepphanie Young Raszagal1045, Leigh Hunt, Adam Hinckley, Adventure Music, MadHarold, Josh Edenfield, Noah Benoit, CN Scott, Andriy Knysh, Erkka Lehtonen, Eduardo Mancilla, Emil Roman, Brandon van Hinte, Eli The Great, Jonne Ticklén, T W, Murderbot, otto mann, Bob Binion, Stephen Pelo, Héywud Xiablomé, Morgan Greenhalgh, Mary Beebee, Kacey Biggs, Barry INgram, Host - History of Money, Banking, and Trade, Stefan, George Evans, Tyler Zarzeka, Jim Kirkpatrick, Jason acosta, Vincent L., C Edward George, Daniel Hester, Fahad Sheikh, Thor Maier, Msemaji Nlan, De'Saun Thomas, steve chilcote, Kevin, and hedrick sanabria for supporting us this week. Timestamps: 00:00 - Introduction: Grab Bag 03:41 - New Types of Science 08:42 - Which Virtual Particles Go Into The Black Hole? 11:46 - Are Closer in Size to The Universe or an Atom? 17:17 - Power Sources for a Moon Base 24:45 - Black Holes in Interstellar Travel 29:00 - Did We Solve the Wow Signal 32:37 - Other Black Hole Universes 36:37 - Light from Beyond the Universe 39:43 - Cancelling Gravity Check out our second channel, @StarTalkPlus Get the NEW StarTalk book, 'To Infinity and Beyond: A Journey of Cosmic Discovery' on Amazon: https://amzn.to/3PL0NFn Support us on Patreon: https://www.patreon.com/startalkradio FOLLOW or SUBSCRIBE to StarTalk: Twitter: http://twitter.com/startalkradio Facebook: https://www.facebook.com/StarTalk Instagram: https://www.instagram.com/startalk About StarTalk: Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil deGrasse Tyson, his comic co-hosts, guest celebrities & scientists discuss astronomy, physics, and everything else about life in the universe. Keep Looking Up! #StarTalk #NeildeGrasseTyson

Top Comments (10)

@STST 2025-09-17

I love it when we have guests. But my favourite episodes are usually when its just a comedian and Neil answering questions. Mainly because he doesn't have anybody to keep talking over 😂

237 20 replies
@ghahrai 2025-09-17

I am not a Patron because i live in Iran and $ is very expensive for us. How ever I love your show and keep watching and enjoy your knowledge.👍👍👍

179 12 replies
@StarTalk 2025-09-16

If you're halfway in size between an atom and the universe… does that make you cosmic-scale medium?

171 67 replies
@neo77447 2025-09-16

I think Neil is just wonderful. If every child had a teacher like Neil the world would be a better place. Cosmos was one of the best science based series ever. 👏

147 6 replies
@rhov-anion 2025-09-17

Congrats on the Emmy, Paul. Y'all deserve the credit, not just Stephen Colbert. The staff, the writers, camera, makeup, security, EVERYONE makes that show so dang good.

66 2 replies
@FruitMonger360 2025-09-17

Neil's expressions when Paul is trying to calculate the number of hair dryers🤣

55 1 replies
@DysfunctionNoMore 2025-09-17

Regarding size of the universe, he was saying that, intuitively, it takes fewer atoms to equal a human than it would take humans to equal the universe. The power of 10s piece is just a way to measure and confirm his intuition

10
@Canai_xxi 2025-10-04

Neil is that teacher you had at whatever grade level and stay connected throughout life. Great guy . God bless.

8
@rickswift1612 2025-09-27

20:50 “right” bro had no idea 😂

8
@bryanspears6161 2025-09-21

The part where you two talk about the hair dryers had me rolling 🤣

3

Unlock the Data Inside
Turn Videos into Knowledge

  • Get FREE 10/day: transcripts, summaries, chats
  • Chat with videos, export text & PDF
  • $1 free API credit for RAG, chatbots & research

Free forever plan • All features unlocked

App screenshot