From Romulus and Remus—the myth of the twin brothers who founded the city of Rome—to the synchronized speech of Australia's ...

DNA analysis used to identify remains of Air India flight 171 victims, highlighting importance of DNA fingerprinting in ...

Since they were born, I've treated my sons as individuals and not "the twins." Even their closest friends sometimes couldn't tell them apart.

The researchers looked at identical twins because they have almost the exact same genetic code, making it possible to zero in on how people’s DNA and lived experiences interact – and what that ...

A study of twins reveals two gut bacteria linked to multiple sclerosis, offering new targets for future treatments.

The iPhone X has a weakness for identical twins. It can’t really tell the difference. It's the first Apple device to include Face ID, a face-mapping technology that can be used unlock the phone ...

A study involving more than 1,000 twins suggests that the environment during very early life plays a more important role than ...

Lady Amelia and Lady Eliza Spencer are the guests everyone wants at their party this summer. Julia Llewellyn Smith meets them ...