Embryonic stem cells (ESCs) are stem cells derived from the undifferentiated inner mass cells of a human embryo. Embryonic stem cells are pluripotent, meaning they are able to grow (i.e. differentiate ...

Discover a wide range of hands-on STEM resources and lesson plans designed specifically for 4-H educators, volunteers, and teachers. This collection includes engaging activities, classroom guides, and ...

Most people have heard of stem cells. They are often described as “miracle” cells –ones that can grow into any other type of cell in our bodies, promising revolutionary medical treatments. However, ...