The ribbon solar sail will be a solar sail design using a thin film strip embedded with diffractive gratings. It is a NASA Innovative Advanced Concepts (NIAC) project. This configuration leverages ...

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The properties of organized or team production affect three phenomena-free riding, shirking, and task visibility-that mediate the relationship between organizational structure and technology, on the ...

The oldest mathematics journal in the Western Hemisphere in continuous publication, the American Journal of Mathematics ranks as one of the most respected and celebrated journals in its field.

If you need to migrate your data or are looking to keep a backup handy, you can clone your data drive. Here's how I did it without forking over any cash. Do you need to migrate your Windows or macOS ...

A combination of the Q wave, R wave and S wave, the “QRS complex” represents ventricular depolarization. This term can be confusing, as not all ECG leads contain all three of these waves; yet a “QRS ...

Vredefort Dome, approximately 120 km south-west of Johannesburg, is a representative part of a larger meteorite impact structure, or astrobleme. Dating back 2,023 million years, it is the oldest ...

What is Autodesk Revit? Autodesk Revit is a Building Information Modeling (BIM) software tailored for architects, structural engineers, MEP specialists, and construction professionals. It allows users ...

Originally created in 2014 as a collection of macros to improve and speed up workflows for multi-story buildings, it had its first public release in September 2016 as a Revit Application. It became ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

An illustration of a magnifying glass. An illustration of a magnifying glass.