A process of surgically joining the circulatory systems of a young and old mouse slows the aging process at the cellular level and lengthens the lifespan of the older animal by up to 10%. Appearing ...

A multi-institutional team of ovarian biologists and other reproductive specialists reports that putting an oocyte from an older mouse into the follicle of a young mouse can rejuvenate the oocyte, ...

For a human, one of the first signs someone is getting old is the inability to remember little things; maybe they misplace their keys, or get lost on an oft-taken route. For a laboratory mouse, it’s ...

Steve Horvath, PhD, a principal investigator at Altos Labs, is well known in the field of aging biology for his work building epigenetic aging clocks using the methylation status of the genome as a ...

Paul Bert, a pioneering 19th-century French physiologist, added a gruesome new procedure to laboratory experimentation: grafting mice together rather as a gardener grafts branches onto a tree. Part of ...