Adiah Laelynn and Adrial Luka Nadarajah, who arrived when they were just 22 weeks old and turned 1 on March 4, are the world's most premature twins, according to the record keeping organization.

Ronnie and Donnie Galyon hope to become the world's oldest conjoined twins in October, when they turn 63 This weekend they are celebrating overtaking the age of their heroes, Thai twins Chang and ...