Humans began sleeping as a way to partly help reduce DNA damage in nerve cells, scientists at Bar-Ilan University in Israel ...

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

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.

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

Organisms like eukaryotes and prokaryotes have sophisticated mechanisms of DNA repair after damage. Failure of repairing the DNA damage is considered to be the cause of induction of cell death, ...

Researchers have discovered how cells activate a last-resort DNA repair system when severe damage strikes. When genetic ...

Following a double-strand DNA break, an enzyme called PARP1 helps hold the two strands together —like superglue— and creates a safe zone for other proteins to come repair the damage. We don’t exactly ...