NASA Wants More Volunteers to Test Life on Mars for One Year
Could you spend a year living in an environment similar to Mars?
World of Innovation
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Painter Gets First Successful Double Hand Transplant
A painter can hold a brush again after receiving two new hands from a donor.
Researchers 3D-Print Realistic, Prosthetic Eyes in Record Time
These 3D-printed eyes look just like a human eye.
Fire-Resistant, 3D-Printed Homes Can Reduce Wildfire Damage
A robotic 3D-printer is constructing fire-resistant walls.