twin

A 'duplicate' or doppelgänger is a phenomenon where two complete strangers, not related by blood, have strangely similar faces.

A British student found a twin sister about to drown in a bath thanks to her sixth sense.

The similarity in personality and psychological developments in twins have been attributed to the living environment, but not quite.

Gene Parker, a guide from Florida (USA), recorded two twin manatee pigs swimming next to their mother in Homosassa Springs National Park.

NASA's Stereo twin spacecraft celebrated its fifth birthday on October 25, marking five years of studying the sun and its strong magnetic storms from its unique parallel

Nasa's pair of 'twin' spacecraft called GRAIL-A and GRAIL-B was launched on the moon on September 30 and October 5 respectively. The spacecraft attached to the rocket is

The two-headed calf was born on a small farm, but may not live long.

Children's Hospital doctor, Fudan University, Shanghai today will use 3D technology to recreate the parts of the conjoined twins.

Doctors at the Le Bonheur Children's Hospital in Memphis, Tennessee (USA) successfully surgically removed the 8-month-old twins who were spinal.

A recent video of two babbling boys babbling in the kitchen has caused scientists to wonder - what are they talking about, at this new age of 18 months?