Twins who wear the same things, act the same way creep us out… by thesharptwins

Cynthia and Celinde are conjoined twins who live in the mind of their autistic host. You will be joining them today in their myriad adventures. You may have already gotten to know them a bit in the computational network community they usually hang...

In physics, the twin paradox is a thought experiment in special relativity involving identical twins, one of whom makes a journey into space in a high-speed rocket and returns home to find that the twin who remained on Earth has aged more. Moreove...

Scientists have long puzzled over the different fates of identical twins: both have the same genes, yet only one may develop a serious disease like cancer or autism. What's going on? Does some biological force beyond genes determine who we are? On...

In the Twin Paradox, one twin stays home while another goes on a high-speed trip. When reunited, the twin who stayed home is older. Relativity provides an explanation, but one more shocking than the twin paradox itself.

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