Access to this video is a benefit for WQED members.
Sign in now
Become a member
Learn how humans begin life as a single cell and, over the course of a lifetime, grow into beings of more than 37 trillion cells. Plus, explore new discoveries that can help humans live longer, healthier lives.
See how experience teaches the brain and body to work together and develop new skills.
Discover the miraculous ways the human body works to stay alive and healthy.
View all episodes
Browse all shows
Copyright © 2022 WQED Multimedia | All rights reserved
WQED Multimedia is a 501(c)(3) nonprofit organization.