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Twin Studies

Twin Astronauts Agree To Be Guinea Pigs For NASA Experiment

The Huffington Post | Macrina Cooper-White | Posted 08.07.2013 | Science

Identical twin astronaut brothers, Mark and Scott Kelly, have provided NASA with a unique opportunity to study the health effects of weightlessness. S...

Are You an Animal Person? It Could Be in Your Genes

Hal Herzog | Posted 11.07.2012 | Science
Hal Herzog

For the first time, a group of twin researchers has made a stab at untangling the roles of heredity and environment in our relationships with companion animals. The research team found that the identical twins pairs were more similar than the fraternal twins in whether they had played with pets.

8 Surprising Facts To Put The Nature Vs. Nurture Debate To Rest

Scott Barry Kaufman | Posted 11.17.2011 | Healthy Living
Scott Barry Kaufman

I teamed up with the well-known developmental psychologist David S. Moore to list eight facts about genes, twin studies and the heritability statistic that may come as a surprise to many people, even biologists!