Uploaded February 2026 | Updated September 2026, 2 weeks ago
Get 20% off DeleteMe by going to joindeleteme.com/SCISHOW and use code SCISHOW to protect your privacy!
If you're a content creator on YouTube, thumbnails are super important because they help entice people to click on a video. But the fact that you also have thumbnails *on your thumbs* is also mighty helpful, whether you're a content creator, a human watching that content, or even a squirrel. Why do we have nails instead of claws, and how did our ancestors evolve into having them?
Hosted by: Madelyn Leembruggen (she/her)
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Support us for $8/month on Patreon and keep SciShow going!
patreon.com/scishow
Or support us directly: complexly.com/support
Join our SciShow email list to get the latest news and highlights:
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Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Jp Lynch, Friso, Cye Stoner, Eric Jensen, Chris Mackey, J.V. Rosenbalm, Adam Brainard, Alan Wong, Bethany Matthews, David Johnston, Jaap Westera, Reed Spilmann, Toyas Dhake, Chris Curry, Matt Curls, Garrett Galloway, Blood Doctor Kelly, Lyndsay Brown, Jeremy Mattern, Kevin Bealer, Chris Peters, Kevin Knupp, Steve Gums, Piya Shedden, Alex Hackman, Joseph Ruf, Jason A Saslow
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Looking for SciShow elsewhere on the internet?
SciShow Tangents Podcast: scishow-tangents.simplecast.com
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#SciShow #science #education #learning #complexly
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Sources: docs.google.com/document/d/e/2PACX-1vTCJkqk8dRV1tv5ksygmYBDxREZD4_0uPTJp7r9MnoAXl6FLLRyJR4doMjZbN7EsVESsUJIYOW6GgA2/pub
Get 20% off DeleteMe by going to joindeleteme.com/SCISHOW and use code SCISHOW to protect your privacy!
If you're a content creator on YouTube, thumbnails are super important because they help entice people to click on a video. But the fact that you also have thumbnails *on your thumbs* is also mighty helpful, whether you're a content creator, a human watching that content, or even a squirrel. Why do we have nails instead of claws, and how did our ancestors evolve into having them?
Hosted by: Madelyn Leembruggen (she/her)
----------
Support us for $8/month on Patreon and keep SciShow going!
patreon.com/scishow
Or support us directly: complexly.com/support
Join our SciShow email list to get the latest news and highlights:
https://mailchi.mp/scishow/email
----------
Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Jp Lynch, Friso, Cye Stoner, Eric Jensen, Chris Mackey, J.V. Rosenbalm, Adam Brainard, Alan Wong, Bethany Matthews, David Johnston, Jaap Westera, Reed Spilmann, Toyas Dhake, Chris Curry, Matt Curls, Garrett Galloway, Blood Doctor Kelly, Lyndsay Brown, Jeremy Mattern, Kevin Bealer, Chris Peters, Kevin Knupp, Steve Gums, Piya Shedden, Alex Hackman, Joseph Ruf, Jason A Saslow
----------
Looking for SciShow elsewhere on the internet?
SciShow Tangents Podcast: scishow-tangents.simplecast.com
TikTok: tiktok.com/@scishow
Instagram: instagram.com/thescishow
Facebook: facebook.com/scishow
Bluesky: https://bsky.app/profile/scishow.bsky.social
#SciShow #science #education #learning #complexly
----------
Sources: docs.google.com/document/d/e/2PACX-1vTCJkqk8dRV1tv5ksygmYBDxREZD4_0uPTJp7r9MnoAXl6FLLRyJR4doMjZbN7EsVESsUJIYOW6GgA2/pub
