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Repairing damaged DNA appears to drive aging by causing the loss of epigenetic information, but restoring that information reverses such effects, a study finds.

The signature could one day be used to improve treatment planning for people with substance abuse disorders.

Researchers found that shifted sleep/wake cycles in young rats result in increased functional deficits and mortality following stroke later in life.

Data from postmortem brain tissues adds to the evidence that inflammation is associated with autism.

Researchers use blue light therapy to treat infected burn wounds.

Researchers discovered monkeypox virus in primate testicular tissues.

Female postmortem brains contain more S-nitrosylated C3 proteins, likely linked to menopause, which instruct immune cells to kill neuronal synapses.

A particular leucine-ferrying tRNA is more abundant in cancerous cells than healthy ones, and lowering its levels inhibits cancer growth, a study finds.

The expansion of mucus-degraders in the mouse gut—possibly due to poor nutrition—thins the colon’s mucus layer and may weaken defenses against blood-infecting microbes.

A study sheds light on the tiny genes that have evolved in human genomes since we split from our mammalian ancestors.

Forced to respond to a climate that’s changing faster than it ever has, it remains unclear whether species’ adaptations can keep pace.

Pathologist Peyton Rous made a groundbreaking discovery in the early 20th century, but his work wasn’t widely recognized until more than 40 years later.