Jake and Sean Taylor-Baumann (@daddiestothree & @realtorhubbies) transformed from conservative Mormon upbringings in Utah to social media personalities with millions of followers after a video of ...

There’s a common assumption that intelligence is largely determined by genetics. After all, previously published studies ...

Identical twins who were raised apart may have IQ differences similar to those of total strangers, according to new research.

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.

Deonna Fletcher, 26, thought she was having a miscarriage but a routine scan gave her and her partner the surprise of their ...