Gigi Hadid and Bella Hadid revealed that they have a younger sister, 23-year-old Aydan Nix, who they said their dad Mohamed Hadid fathered shortly after his breakup with their mom Yolanda Hadid.

Following Todd Chrisley and Julie Chrisley’s release from prison, White House Pardon Czar Alice Marie Johnson revealed that ...

(Siblings can have surprisingly different DNA ... “Even though you see this and it's true, you don't have a magic lens to go back in time and observe the children at the [exact] same age ...

They are family. Yes, really. We're looking back at all of the stars you may have forgotten share a bloodline, including Ciara and Derek Jeter, Rob Schneider and Elle King and more surprising pairs.