LeoCrystal is an application for performing modeling of reaction on the surface of crystal for educational and research purposes. With it help one can estimate influence of different parameters of the structure elements of crystals on topology an...

See 2500 stars, all 88 constellations, planets and the moonphase from 1600 AD to 9999 AD from any location on earth. Print todays night sky ! Nice visuals, smooth animation, simple controls, good planet data too.

A program to allow the very fast modeling of fluid flow, and the visualization of the streamlines and pressure distribution. Rectangular and circular sections can be entered as well as aerofoils. A flowrate and pressure gauge is provided.