After years of delays, NASA's Artemis II mission is aiming to launch next month. But issues with the heat shield are causing some to raise the alarm.
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Former NASA engineer says hes built a machine that defies gravity: Could propellant-free space travel be possible?
A machine that can push itself through space without expelling any propellant has long been a holy grail for engineers and dreamers. Such an invention would transform space travel, but it has always ...
For more than a century, gravity has been the immovable backdrop of modern physics, a force that can be described and exploited but never truly switched off. Now a former NASA engineer says he has ...
An expert in space and environmental durability of spacecraft materials, de Groh remembers a fleeting mood of disappointment, quickly followed by marching orders from NASA to help find solutions for ...
Former NASA engineer Mark Rober regularly attracts over 30 million viewers to his YouTube videos, which feature large-scale science experiments, elaborately engineered pranks and environmental ...
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