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THE VIDEO SHELF · cosmology

'A Universe From Nothing' by Lawrence Krauss, AAI 2009

Lawrence Krauss's 2009 talk on the current picture of the universe, how it will end and how it could have come from nothing. It covers the expanding universe, cosmic background radiation and the cosmological constant.

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Why HN readers recommended it

HN regards it as a famous, mesmerizing talk, especially for the point that distant galaxies will become unobservable.

This is a summary from the source dataset, not an endorsement by Hacker News or the video creator.

Video & recommendation details

Creator / channel
Richard Dawkins Foundation for Reason & Science
Topic
cosmology
Format
lecture
Level
general
HN recommenders in dataset
7
HN mentions in dataset
9
Recommendation years in dataset
2009–2024

These counts and years describe the included Hacker News records; they are not YouTube views or the video’s publication date.

From the original HN conversations

Excerpts from the recorded comments. Follow each source for the full comment and surrounding discussion.

  • I feel this video is apt for this topic - Laurence Krauss - A universe from nothing. [VIDEO] It had me mesmerized and mystified for the whole run.

    ZenzerNet on Hacker News · 2009-11
    In Weird Physics Facts

  • There is also one of my favorite talks tangentially related by Lawrence Krauss. He explains that eventually a civilization exploring the universe around them will only see it's own galaxy and likely believe that's all there is. We are living in an extraordinary time where …

    atomi on Hacker News · 2020-12
    In The universe is expanding faster than expected

  • "I confess that something in me tightens whenever I hear a scientist pontificating on issues that belong to the arena of philosophy or metaphysics. I will gladly listen to Stephen Hawking when he holds forth on matters of theoretical physics, but he’s as qualified to …

    joelangeway on Hacker News · 2010-09
    In Stephen Hawking's answer to God question tiresome

Summaries, classifications and recommendation records are from the HackerTube source dataset. Read about this library and its limitations.

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