A new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in ...

Sleep is one of life’s most universal behaviors. Despite its ubiquity, it’s also one of the most mysterious. Humans spend ...

Sleep may have evolved to help reduce DNA damage in nerve cells long before they became centralized in the brain, a study ...

Sarah J. Aitken is at the Center of Molecular and Cellular Oncology, Yale Cancer Center, New Haven, Connecticut 06511, USA, and in the Department of Pathology, Yale School of Medicine, New Haven. Read ...

In jellyfish and sea anemones, neurons accumulate DNA damage while animals are awake and repair that damage during sleep.

Learn how jellyfish and sea anemones are changing what we know about the evolutionary purpose of sleep.

New study shows that in women with BRCA1 or BRCA2 mutations, their breast cells already carry a clear pattern of DNA “damage ...

(Beyond Pesticides, May 29, 2025) A study, published in Environmental Toxicology and Pharmacology, “investigates genotoxic effects on farmers in Paraíba, Brazil, analyzing buccal mucosa cells [cells ...

Mitochondria are often described as the cell’s power plants, but a wave of new research suggests their genetic material may also hide a critical, underappreciated source of disease. Scientists are ...

The longest living vertebrate on Earth may have a thing or two to teach us about maintaining our eyesight into old age. New ...