2min chapter

Lex Fridman Podcast cover image

#257 – Brian Keating: Cosmology, Astrophysics, Aliens & Losing the Nobel Prize

Lex Fridman Podcast

CHAPTER

Low Energy - Is Dark Energy a Constant or a Variable?

One of the alternative theories of cosmology that is not singular quantum gravitational requiring as the Big Bang and inflation are, are these balancing models. Some of them feature a similar kind of entity called the quantum field. And that quantum field, in the initial stages of the universe of our current after the bounce, which is not a singularity, it compresses to a classical kind of rebound. We see the effects of accelerating universe caused by presumably dark energy. Is dark energy a constant, or does it vary? That has to vary in order for this theory to be true - but we don't know yet.

00:00

Get the Snipd
podcast app

Unlock the knowledge in podcasts with the podcast player of the future.
App store bannerPlay store banner

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode

Save any
moment

Hear something you like? Tap your headphones to save it with AI-generated key takeaways

Share
& Export

Send highlights to Twitter, WhatsApp or export them to Notion, Readwise & more

AI-powered
podcast player

Listen to all your favourite podcasts with AI-powered features

Discover
highlights

Listen to the best highlights from the podcasts you love and dive into the full episode