Worcester Park Observatory (Popularity: )

Maurice Gavin's private observatory with 30cm Meade LX200 and various spectroscopes incl SBIG spectrometer.
Category: Science\Astronomy\Institutions\Observatories

Worcester Park Observatory UK (Popularity: )

Optical and mechanical design, observations, equipment designs and reviews, papers, spectroscopy, observatory construction, and events.
Category: Science\Astronomy\Amateur\Spectroscopy

Static and Dynamic Structural Analysis of 3D Moment-Resisting Frames (Popularity: )

Free software for static and dynamic analysis of 3D moment-resisting, linear-elastic frames. Source code available.
Category: Science\Technology\Software for Engineering\Civil Engineering