General Galactic, cofounded by a former SpaceX engineer, plans to test its water-based propellant this fall. If successful, it could help usher in a new era of space travel. That's a big “if.” It’s an ...
The science pros at TKOR build a paper rocket launcher for a fun science test.
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How to make mini rockets from pens and household items
The science pros at TKOR demonstrate how to make small rockets using pen-sized parts.
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