Take a Virtual Tour of Mars-3D. 4GB on DVD... Better than books on Mars. Covers 3 years of the MER Spirit Mission. VRPresents hobby software for people interested in astronomy, cosmos, planets, solar system, space flights, stars. Similar to 3D games.

SLAE SOLVER allows to find on a personal computer high accuracy solutions of linear algebraic systems with N equations, where N may reach hundreds or thousands.

If you make conversions as part of your normal life, then you should take a look at Advanced Converter Professional. With it, you can easily make conversions in any of 31categories (more 450 measure units) , including time,mass, energy, and even ...