# Billions and Billions: Thoughts on Life and Death at the Brink of the Millennium

> 1997 essay by Carl Sagan

**Wikidata**: [Q1152287](https://www.wikidata.org/wiki/Q1152287)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Billions_and_Billions)  
**Source**: https://4ort.xyz/entity/billions-and-billions-thoughts-on-life-and-death-at-the-brink-of-the-millennium


## References

1. Freebase Data Dumps. 2013
2. [Source](https://archive.org/details/billionsbillions00saga_0)
3. Goodreads