Recent content by ivarf

cannonball Maximum time in the air is obtained with elevation 90 deg (on horizontal ground). This does not give maximum range. ivarf

M. L. Wald's article I found this discussion thread while looking for comments to the SciAm article referred to by Ivan Seeking. I found the article very enlightening, and a welcome supplement to most medias 'non-technological' promotion of the 'pollution free' car. I have so far seen a lot...