Why NASA is Experimenting on Twins in Space To understand the the long-term effects of space on the human body, NASA is conducting an experiment involving twins! Join Tara as she explains what they hope to learn by sending one twin to space, but not the other. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Why Are Self-Driving Cars Taking So Long? How Satellites Mapped The Whole Ocean Floor How Did Earth Get Its Water? A New Breed of Intellectual Property Elon Musk says Universal Basic Income is “going to be necessary.” What Is The Speed of Dark?