He grabs the can out of the refrigerator at Emory Brain Health. “I wanted to get John a Coke. He doesn’t drink caffeine so I got him a ginger ale.” Michael Madzin pays for his brother’s drink and ...

While identical twins share a significant amount of DNA, their dietary choices can lead to very different health outcomes for them. In March 2022, 22 sets of identical adult twins participated in a ...

Identical, or monozygotic, twins develop from the same fertilized egg that splits into two. These twins are the same sex and share the same genes. Sometimes called paternal twins, identical twins ...

Do identical twins have the same DNA? Despite the seemingly identical DNA coding sequence, early differences in gene expression can make monozygotic twins more different than you would think. There is ...

From Romulus and Remus—the myth of the twin brothers who founded the city of Rome—to the synchronized speech of Australia's "Twinnies" Paula and Brigette Powers, identical siblings have long inspired ...