As you age you naturally lose neurons and muscle mass and experience a decline in fertility and wound healing ability.

When the older planarians’ heads were removed, however, they generated new heads with normal eyes. Further studies found that worms that had undergone regeneration also saw improved fertility as ...

Spring has sprung in Ontario, and with temperatures soaring into the high teens this week, there are some warm-weather creepy ...

The wandering broadhead planarian (Bipalium adventitium), or hammerhead worm, was first sighted in Ontario in 2017.

Aging and rejuvenation in planarian eyes. Credit: Nature Aging (2025). DOI: 10.1038/s43587-025-00847-9 The team led by Longhua Guo at the University of Michigan is studying these worms to understand ...

Uncovering the secrets behind their immortality could provide valuable insights into aging in mammals, including humans. As ...