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Scientists 3D printed muscle tissue in microgravity. The goal is to make human organs from scratch
To work toward getting around this issue, researchers used parabolic flights to simulate microgravity conditions, then 3D ...
SPACE-TIME may not be fundamental. Instead, according to the holographic principle, it emerges from something deeper, like a 3D hologram emerges from a flat surface. The principle says that space-time ...
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