Every time we think, feel, move, or remember, billions of brain cells draw on power from microscopic engines inside them — ...

Biologists soon uncovered new connections between mitochondria and aging—connections that draw on mitochondria’s unusual origins. Some 1.4 billion years ago, somewhere in Earth’s primitive ...

Mitochondria are cytoplasmic organelles found in most eukaryotic cells. They are formed from an outer membrane, a highly invaginated inner membrane containing cristae, and a matrix. Mitochondria ...

Mitochondria arose through a fateful endosymbiosis more than 1.45 billion years ago. Many mitochondria make ATP without the help of oxygen. Aa Aa Aa What variety is there in mitochondria ...