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SpaceX uses a different rocket fuel from anyone else — that could be a problem
via YouTube https://youtu.be/EjbIRi7FzyU
Added on November 11, 2017
Scientists may have discovered the world’s oldest fossils — it’s sparking a huge debate...
These NASA-designed grippers can lift massive rocks
Amazing facts about your skin
Watch all SpaceX landings in 60 seconds
Challenging Nature | ‘That’s Amazing’ Episode 2
Erin Brockovich reveals how she protects herself against contaminated water