LEGO Bricks Printed out of Space Dust

There have been many proposals for building structures on the Moon out of lunar regolith. But here’s an idea sure to resonate with creators, mechanical tinkerers, model builders and the kid inside us all. What about using actual LEGO bricks? Researchers ground up a 4.5-billion-year-old meteorite and used the dust to 3D print LEGO-style space … Continue reading "LEGO Bricks Printed out of Space Dust"