Mitochondria are cellular organelles that generate energy in the form of ATP through oxidative phosphorylation. Each cell contains hundreds of these important organelles. Mitochondria are inherited at conception from the mother through the cytoplasm of...

Mitochondrial DNA (mtDNA) is the DNA located in organelles called mitochondria. Most other DNA present in eukaryotic organisms is found in the cell nucleus. Nuclear and mitochondrial DNA are thought to be of separate evolutionary origin, with the mtDNA...

DNA testing of a hair found on a victim in the decades-old Atlanta child slayings provided no definitive link to a convicted killer suspected in the case, but he can't be excluded, either, according to a new FBI report.Wayne Williams, who was convicted of killing...

The remains of 10 U.S. airmen, missing in action since a World War II mission over New Guinea, have been identified and will be returned to their families for burial, the Pentagon said Monday.A B-24 Liberator with the airmen was returning to the aerodrome at...

The name Hawley Crippen has been synonymous with murder for nearly a century in England.The Michigan-born homeopathic physician was executed in November 1910 after being convicted earlier in the year of poisoning and dismembering his showgirl wife. Crippen was arrested after he and his mistress...

A tooth found in a relic box led archaeologists to identify a long-overlooked mummy as that of Egypt's most powerful female pharoah _ possibly the most significant find since King Tutankhamun's tomb was uncovered in 1922, experts said Wednesday.The mummy was identified as Queen Hatshepsut,...