Researchers at Newcastle University in England report they have coaxed the first human sperm cells from embryonic stem cells, in a remarkable demonstration of how quickly the field of stem-cell ...

California residents recently got a bear of a surprise. After a teddy bear seemingly covered in human skin was found on the ground outside of a Victorville, Calif., convenience store on July 13, ...

(Reuters) -Human skin cells may one day be used to create functional human eggs in a step toward helping women have their own genetic children when their natural eggs are dysfunctional, according to ...

Researchers from the University of Tokyo have developed a groundbreaking method to cover robotic surfaces with genuine, living skin tissue. The idea of robots with skin isn't just about creating a ...

Almost nobody has a problem with scientists studying human biology in order to help cure diseases or improve the overall quality of life. Few have any issues with things like mapping the human genome ...

Scientists have created human eggs containing genes from adult skin cells, a step that someday could help women who are infertile or gay couples have babies with their own genes but would also raise ...

Scientists have for the first time created a functional human liver from scratch, using stem cells from skin and blood and then transplanting this growing baby liver into the body. Their breakthrough ...