5min chapter

Lex Fridman Podcast cover image

#359 – Andrew Strominger: Black Holes, Quantum Gravity, and Theoretical Physics

Lex Fridman Podcast

CHAPTER

What Is a Black Hole?

A black hole is defined as a region of space time from which light can never escape, therefore it's black. We've seen those regions in the sky - thousands or millions of them. The proper explanation of why light doesn't escape from a black hole is still a matter of some debate. According to Einstein's theory of relativity, there is an absolute speed limit in the universe and nothing makes any sense. Nothing could be self-consistent if there were objects that could exceed light speed.

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