For the first time, clumps of human cells called organoids were fully integrated with the brains of rats—and influenced their ...

Cells are not immortal, and that is a good thing. After a certain number of divisions, many human cells stop multiplying for good. They enter a state called replicative senescence, where growth ceases ...

In a scientific “first,” a tiny heart structure composed of human cells has been successfully grown within a pig embryo. Interestingly, this heart kept beating on its own for an impressive 21 days.

UCLA scientists have developed advanced miniature 3D tumor organoid models that make it possible to study glioblastoma tumors ...

You’ve probably heard the old canard that new brain cells simply stop forming as we become adults. But research out today is the latest to show that this isn’t really true. Scientists in Sweden led ...