With the invention of the microscope at the beginning of the seventeenth century, it became possible to take a first glimpse at the previously invisible world of microscopic life. A bewildering ...

Schwann, an animal physiologist, and Schleiden, a botanist, were students of Johannes Peter Müller at Berlin’s Humboldt University. When Schwann heard about the nucleus, he realized that he had seen a ...

The agency cites safety concerns with customers of Genetech who reported getting E. coli infections and sends letters to other stem cell companies reminding them to follow the rules. How a ...

A solar cell is made of two types of semiconductors, called p-type and n-type silicon. The p-type silicon is produced by adding atoms—such as boron or gallium—that have one less electron in their ...

CellTrans has claimed the first FDA approval for a cell therapy used to treat type 1 diabetes, consisting of insulin-producing islet beta cells taken from deceased donors. The Chicago-based ...