Real talk: Plenty of devoted, detail-obsessed parents mix up their own twins sometimes. It's hard to avoid when there are two cute babies in matching onesies rolling around on the same play mat. But ...

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 ...

The idea of identical twins is fascinating to so many people. As BBC Culture pointed out, the existence of two people who look alike in every way brings up questions about the nature of self and what ...

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 ...

A Virat Kohli look-alike kid has gone viral. Experts explain why some children resemble celebrities, and the science behind doppelgängers and identical twins.