The liver is the only internal organ that can fully regenerate — even from just 25% of its original mass

Colorful gift box — ready for easy gifting

Stem cells can become blood

Science educators and biology students

Anyone who wants to give a heartfelt (literally) gift

skull keychain SARS plush toy The liver is the onlyA Bone afide Reminder with the Skull Keychain! Science, curiosity, and a dash of dark charm, all packed into this adorably realistic human skull plush! This soft yet detailed plush skull is more than just bone deep fun, it's a thoughtful celebration of the structure that protects your brain and holds your smarts. Clip it to your bag, hang it in your lab, or gift it to someone who appreciates a clever twist on anatomy! Whether its for education,