What is the Oldest Fossil on Earth?

Written u0026 Researched by Leila Battison. Check out her channel:-
https://www.youtube.com/channel/UCXIk7euOGq6jkptjTzEz5kQ
Script u0026 video edited u0026 by Pete Kelly. Check out his channel:-
https://www.youtube.com/channel/UCMq-bTjlaTZhaohEracnN6w
Narrated by David Kelly. Check out his channel:-
https://www.youtube.com/channel/UCqoGR_EedlhKDVuWNwYWRbg

Thumbnail Art by Ettore Mazza
Artwork by Khail Kupsky

References:-
https://ui.adsabs.harvard.edu/abs/1973Icar...19..341C/abstract
https://cosmosmagazine.com/biology/over-our-heads-a-brief-history-of-panspermia
https://ui.adsabs.harvard.edu/abs/2019asbi.book..419K/abstract
https://astrobiology.nasa.gov/missions/stardust/
https://helix.northwestern.edu/article/origin-life-panspermia-theory

Image Credits:-
SIMS analysis of Primaevifilum amoenum, an Apex chert microfossil found in Western Australia, is interpreted to be a methane-consuming γ-Proteobacterium. Source: J.W. Schopf, UCLA.
https://astrobiology.nasa.gov/nai/articles/2018/1/18/life-on-earth-arose-early-and-diversified-rapidly/index.html
https://link.springer.com/referenceworkentry/10.1007%2F978-3-642-27833-4_1866-5
https://en.wikipedia.org/wiki/Jack_Hills#/media/File:Quartz-pebble_metaconglomerate_(Jack_Hills_Quartzite,_Archean,_2.65_to_3.05_Ga;_Jack_Hills,_Western_Australia)_2.jpg
https://theconversation.com/how-we-discovered-the-worlds-oldest-fossils-73802
By Paul Harrison - Photograph taken by Paul Harrison (Reading, UK) using a Sony CyberShot DSC-H1 digital camera., CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=714512
By Didier Descouens - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=15944367
By Ruth Ellison - https://www.flickr.com/photos/laruth/153584043/, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=1073339