The Ancient Footprints that Changed The Timeline of Human History

Our friends at MinuteEarth just released a new book! To check out “How Did Whales Get So Big?” head to: https://www.minuteearth.com/books/

In the history of our species, we still don’t know exactly how and when early humans migrated across the world, but some ancient footprints might be helping us figure it out.

Hosted by: Stefan Chin

SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow
----------
Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow
----------
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever:

Alisa Sherbow, Silas Emrys, Chris Peters, Adam Brainard, Dr. Melvin Sanicas, Melida Williams, Jeremy Mysliwiec, charles george, Tom Mosner, Christopher R Boucher, Alex Hackman, Piya Shedden, GrowingViolet, Nazara, Matt Curls, Ash, Eric Jensen, Jason A Saslow, Kevin Bealer, Sam Lutfi, James Knight, Christoph Schwanke, Bryan Cloer, Jeffrey Mckishen

----------
Looking for SciShow elsewhere on the internet?
SciShow Tangents Podcast: http://www.scishowtangents.org
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Instagram: http://instagram.com/thescishow
----------
Sources:
http://www.antarcticglaciers.org/2017/06/global-last-glacial-maximum/
https://www.science.org/content/article/human-footprints-near-ice-age-lake-suggest-surprisingly-early-arrival-americas
https://www.science.org/content/article/most-archaeologists-think-first-americans-arrived-boat-now-they-re-beginning-prove-it
https://www.science.org/news/2016/05/ancient-stone-tools-are-best-evidence-yet-early-peopling-americas
https://www.science.org/doi/full/10.1126/science.abg7586?casa_token=zVUJjobz88MAAAAA:epNP7Xdlp16QLtm1emBSIWWYI7UbOMAwoO1fOHAMTXwxDziLOksMNG4ZcPyI4q3OfPDXrxf5rf_2XQ
https://www.science.org/content/article/were-humans-living-mexican-cave-during-last-ice-age
https://www.livescience.com/51793-extinct-ice-age-megafauna.html
https://www.science.org/doi/10.1126/sciadv.aar5040?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub%20%200pubmed
http://palaeos.com/time/cosmic_calendar.html

Images:
https://www.istockphoto.com/photo/roman-forum-at-sunrise-from-left-to-right-temple-of-vespasian-and-titus-church-of-gm675049578-123868323
https://commons.wikimedia.org/wiki/File:Spreading_homo_sapiens.svg
https://commons.wikimedia.org/wiki/File:IceAgeEarth.jpg
https://www.istockphoto.com/photo/alaska-and-bering-sea-gm181061119-25566850
https://commons.wikimedia.org/wiki/File:Peopling_of_America_through_Beringia.png
https://commons.wikimedia.org/wiki/File:Assumed_path_of_Beringian_wolves_from_Beringia_to_Wyoming.png
https://www.istockphoto.com/photo/archaeological-excavations-archaeologists-work-dig-up-an-ancient-clay-artifact-with-gm1307568921-397797184
https://www.istockphoto.com/vector/antique-illustration-of-prehistoric-flint-weapons-gm508450646-85266447
https://commons.wikimedia.org/wiki/File:Aerial_view_of_dunefield,_White_Sands_National_Park,_New_Mexico,_United_States.png
https://www.flickr.com/photos/travelwayoflife/6164348161/in/photostream/
https://commons.wikimedia.org/wiki/File:Pleistocene_SA.jpg
https://www.eurekalert.org/multimedia/804404
https://www.istockphoto.com/photo/people-of-the-ice-age-gm537816437-58008984