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Self-replicating probes could be operating right now in the solar system; here's how we could look for them
In 1949, famed mathematician and physicist John von Neumann delivered a series of addresses at the University of Illinois, where he introduced the concept of the "universal constructor." The theory ...
Modern Engineering Marvels on MSN
Solar sail breakthrough could change how probes reach interstellar space
A solar sail is no longer just a graceful idea for propellant-free flight; it is becoming a materials and deployment problem that engineers are finally learning how to solve. That shift matters ...
Interesting Engineering on MSN
Fuel free interplanetary travel? ‘Photonic crystal’ sail could help laser beams push spacecraft
Researchers from Tuskegee University, Alabama, have developed a new photonic crystal (a kind of ...
James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...
Interstellar object 3I/ATLAS provided scientists with an exceptionally rare opportunity to study the nature of other planetary systems beyond our own. It was first discovered in July of last year, ...
Suggested Citation: "Appendix A Statement of Task." National Research Council. 2004. Exploration of the Outer Heliosphere and the Local Interstellar Medium: A Workshop Report. Washington, DC: The ...
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