An enzyme pulled from toxic bacteria can enter the organelle and perform single-nucleotide DNA swaps.

A complete bird specimen uncovered in northeastern Siberia is radiocarbon dated to be roughly 44,000–49,000 years old.

The findings could represent a novel mechanism for relieving inflammatory pain.

New TALEN-based tools enable the organelle’s genome to be targeted and modified.

A handful of clinical trials are underway to find out whether drugs that target senescent cells can slow the ravages of old age.

Modified gene editing machinery enables targeted disruptions of mitochondrial genes in rice and rapeseed plants.

The accumulation of zombie-like cells seems to accelerate aging and promote aging-related disease. Researchers are trying to figure out how.

The functional, respiring organelles appear to be present in the blood of healthy people, but their function is yet unclear.

A single-celled organism has an energy-producing enzyme with unique features.