Stem cells can also use symmetric divisions to self-renew and to generate differentiated progeny. Symmetric divisions are defined as the generation of daughter cells that are destined to acquire the ...

Learn the art of forging axes in this hands-on blacksmithing video. This tutorial covers traditional techniques and tools ...

Symmetric Li-ion cells have the same material as the positive and negative electrode (when cells are assembled one would already contain lithium and the other wouldn’t). Although the cells have an ...