For more than a century, scientists have debated whether intelligence is mostly a product of nature or nurture. Identical ...

The mom was 20 weeks pregnant when she discovered that her twins, Graylen and Chaysen, had twin-to-twin transfusion syndrome.

When identical twins Chaysen and Graylen were in their mother Jessica Proudfoot’s womb, doctors discovered the beginning of ...

Questions continue to swarm the mysterious death of a pair of 19-year-old twins found in a hiking mountain in Georgia. Newly discovered evidence only makes the family feel more “clueless” about what ...