Wilma Cagle and Welthy Senn, identical twins who turned 100 in November, begin each day together in the same house in ...

Sarah and Aimee Charlwood are identical twins who didn't spend a day apart until they were 16.Courtesy of Sarah Charlwood Sarah and Aimee Charlwood from Brisbane, Australia, are identical twins. They ...

For more than a century, scientists have debated whether intelligence is mostly a product of nature or nurture. Identical twins—those born with the same genetic blueprint—have long been the perfect ...

Have you ever imagined you’re mysteriously tied to a long-lost, identical self? I have. Thomas, after all, means “the twin” ...

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 ...

Sarah and Aimee Charlwood from Brisbane, Australia, are identical twins. They didn't spend a day apart from when they were born until they were 16 years old. Eerie coincidences happen to them, but ...