SciShow Tangents Build-A-Human Compilation
Aug 12, 2025
Dive into the wacky world of anatomy and the quirky science of body parts! From the surprising benefits of bones to the mysteries of the pumpkin toadlet, there's something for everyone. Discover fun facts about hearts, including the evolution of open-heart surgery and even the idea of multiple hearts. The humorous exploration of butt anatomy leads to laugh-out-loud insights on personal hygiene. Plus, enjoy whimsical discussions about skin, and learn why wiping can be an art form in itself!
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Bones Are Blood Factories
- Bones contain marrow that makes new bone and produces blood cells for circulation.
- The bone interior is an active factory, not just a rigid scaffold for the body.
Giraffes Gnaw Bones For Minerals
- Giraffes have been observed gnawing on skulls and bones, likely to obtain minerals.
- Researchers found taller giraffes gnaw more, suggesting a mineral or physiological drive rather than mere boredom.
Island Goats Grew Reptile-Like Bones
- The island goat Myotragus evolved interrupted bone growth and lamellar zonal tissue resembling reptile bone rings.
- That slow, resource-modulated growth likely let the goat survive scarce, nutrient-poor island conditions for millions of years.
