A man in his early 20s received a transplant of his own sperm-producing stem cells, which had been frozen since his childhood ...

Researchers have developed a method that shows how the nervous system and sensory organs are formed in an embryo. By labeling stem cells with a genetic 'barcode', they have been able to follow the ...

Vision is one of the most crucial human senses, yet more than 300 million people worldwide are at risk of vision loss due to ...