• Refined maps to remove untimely death from bounce plate, others.
• Fixed app bugs
• Fix for achievement reporting

* Added a "sandbox" puzzle type to ResearchNet to facilitate "experimental" pipelines, such as molecular computers.
* Added Japanese and Italian translations.
* Fixed several errors in the Russian translation.
* "Quick alt-tab" fullscreen now properly hides the menu bar and dock on Mac OS X.
* Fixed a bug where erroneous zero scores were sometimes uploaded to Steam leaderboards.
* Fixed a bug where control-dragging atoms in molecule editors wouldn't copy them on Mac OS X.

• Fixed : Crash on startup reported on some Macs with Radeon gfx and Mac OSX 10.7
  
• Fixed : Mac trackpad now behaves properly, ie same as scrolling the mouse wheel to zoom.
  
• Updated SDL to 1.2.13 (to fix trackpad problems)
  

Updates to SpaceChem have been released. The updates will be applied automatically when your Steam client is restarted. The changes include:

• Added custom production puzzles to ResearchNet.
• Added translations for Spanish, French, German, Russian, and Portuguese, accessible through the in-game options menu.