Interestingly, PTC is now offering a free download of CoCreate personal version. As you recall, not long ago, PTC -- well known for inventing history-based modeling -- purchased CoCreate, an explicit or non-history-based modeler. PTC says the download provides the world's first free explicit 3D CAD software. Users work directly on geometry they ...

As one of the CAD/CAM/CAE editors on MACHINE DESIGN, I travel a lot to software tradeshows and user conferences. Some of the functions include journalists from all over the world. I met a journalist from Russia at a recent event who kindly sent me a copy of ''CAD/CAM/CAE Observer,'' published in that country. Interestingly, small portions of the ...