Using moon dirt with 3D printing to build future lunar colonies

Simulated lunar dirt can be turned into extremely durable structures, potentially paving the way to more sustainable and cost ...
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DDD 3D Systems Corporation

3D Systems Corporation provides 3D printing and digital manufacturing solutions in North and South America, Europe, the Middle East, Africa, the Asia Pacific, and Oceania. It operates through two ...
Investopedia

Positive Economics History, Theory, Pros and Cons, and Example

Christina Majaski writes and edits finance, credit cards, and travel content. She has 14+ years of experience with print and digital publications. Robert Kelly is managing director of XTS Energy LLC, ...
Investopedia

How Market Segments Work: Identification and Example

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...