How Did The First Brain Evolve

Go to https://ground.news/hote to access local perspectives to more rounded view on politics and current events with Ground News. Subscribe through my link to save 40% off unlimited access.
00:00 The First Brain
10:00 - Part 1 - What Is A Brain?
28:08 - Part 2 - How Did Brains Evolve?
49:41 - Part 3 - When Did Brains Evolve?
Researched and Written by Leila Battison
Edited by James Devonport
Audio & Additional Editing by Pete Kelly
Narration by David Kelly
Thumbnail Art by Ettore Mazza
Sources -
https://www.newscientist.com/article/...
https://www.the-scientist.com/what-wa...
https://www.popularmechanics.com/scie...
https://pmc.ncbi.nlm.nih.gov/articles...
https://karger.com/bbe/article-abstra...
https://www.cam.ac.uk/research/news/f...
https://www.newscientist.com/article/...
https://www.open.edu/openlearn/histor...
https://www.amnh.org/exhibitions/brai...
https://thebrain.mcgill.ca/flash/d/d_... https://royalsocietypublishing.org/do...
https://news.arizona.edu/news/525-mil...
https://www.sciencedirect.com/science...
https://phys.org/news/2022-07-million...
Other Minds - Peter Godfrey Smith
https://www.bbc.co.uk/future/article/...
https://www.nhm.ac.uk/discover/eyes-o...
https://phys.org/news/2022-07-million...
https://pmc.ncbi.nlm.nih.gov/articles...
https://www.sciencedirect.com/science...
https://www.scientificamerican.com/ar...
https://www.sciencedirect.com/science...
https://www.science.org/doi/10.1126/s...
Image Sources:
INTRO
Julian Johnsonmortimer/Pexels;
T. Jeffrey Parker, A Manual of Zoology (1900);
Holliday Lab, “Alligator Trigeminal Nerve and Brain” (Sketchfab), CC BY-SA 4.0;
Crocodile Brain: CK12;
Nobu Tamura, Mike Fisher, Versal, Auge=mit, 511KeV – all CC BY(-SA);
Brasilodon quadrangularis, Anatomical Society/Wiley.
PART 1
Polygon data: DBCLS BodyParts3D, CC BY-SA 2.1 JP;
Ratiu et al. (2004);
Wilgus Collection photo, CC BY-SA 3.0;
Cicero Moraes, M. Oktar Guloglu, Dr. Jana, Bruttokolliko, Quorumetrix – all CC BY(-SA);
Van Horn et al. (2012), PLoS ONE, CC BY 2.5;
Walsh et al., Bradbury/PLoS, Hermann Cuntz/PLoS, Minerbi et al., CC BY 2.5;
Erald Mecani, H. Zell, Trebol-a – CC BY-SA.
PART 2
Eric Kilby, IssamBarhoumi, Wapondaponda, Mary Harrsch – CC BY(-SA);
Orthodoxe-heilige.ch, Khalili Collections – CC BY 4.0;
Jl FilpoC, Daniel Jolivet, MartinPoulter, Werner Ustorf, Mohammed Kamal, Ridwan0810, Chi King – CC BY(-SA);
Zoo Duisburg (Anil Öztas), Silesian Museum exhibits – CC BY(-NC)-SA;
Bartolini-Lucenti et al., Mauricio Antón, Muséum de Toulouse, Robert S. Burrett, OpenStax – CC BY(-SA);
Anatomography, CC BY-SA 2.1 JP;
Pbuergler, Di Loreto & Hurlbert (Smithsonian), Tim Evanson, Shalom – CC BY(-SA);
Olleyolin, Mariana Ruiz, Jmarchn – own work;
Sergey Karpov, Daniel Stoupin – CC BY-SA (choano.org);
Nikolić et al., CC BY 2.5.
PART 3
Fraser et al., CC0; Stephen Hudson, Oleg Kuznetsov (3depix), Didier Descouens – CC BY(-SA);
Muséum de Toulouse, Tim Evanson – CC BY-SA;
Gonzales et al., Brasier et al. (Lyell Collection), Jamie Hiscocks, Oast House Archive – various CC BY(-SA);
Nobu Tamura (spinops.blogspot), Marcus Ringer, Alina Zienowicz, Junnn11 – CC BY(-SA);
Moysiuk & Caron, Qohelet12, Park et al. (Nature), Sirius Passet images – CC BY 4.0;
Dlyj0604, Martin Smith, B Kimmel/Geoff Gallice – CC BY(-SA);
Cardiodictyon catenulum: Strausfeld/Univ. Arizona (Science.org);
Ryan Somma, Dunn et al., Verisimilus, Nhobgood, Smith609 – CC BY(-SA/2.5);
Aleksey Nagovitsyn (Alnagov), 3depix, MUSE – CC BY-SA;
Smokeybjb, James St. John – CC BY(-SA);
Pates et al., ANU TV, Prehistorica CM, Dongjing Fu et al. – CC BY 4.0;
Ma et al. (2014), Jie Yang et al. – Nat. Commun., CC BY 4.0;
Strausfeld (Spinops), CC BY-SA;
Life Science Databases (LSDB), CC BY-SA 2.1 JP;
Danielsabinasz, Tree of Life (Neal Olander), zeevveez, Cephas, Jón Helgi Jónsson, Ester Inbar, LiquidGhoul – CC BY(-SA);
Del Mouro et al., Cranitch et al. (Zootaxa), FunkMonk – CC BY(-SA).
Video Summary
AI GeneratedThis video traces the evolutionary journey of the brain, from simple electrochemical signaling in single-celled organisms to the complex consciousness of humans and cephalopods. It examines the biological mechanics of the nervous system, the impact of neuroplasticity, and the environmental pressures—such as the Cambrian Explosion—that drove the development of intelligence.
Comments are disabled for this video.
