Nonprofit myths: Many don't pay property taxes -- but for many good reasons. There has been a great deal of conversation recently regarding nonprofit organizations and property taxes. Much has been written regarding the multitude of benefits that our best regional nonprofits add to our community.
Currently, price differences between the nitrogen fertilizers are less than the historical spreads. On March 31, prices were $.37 per pound for ammonia, $.41 for urea, and $.47 for liquid N. Currently, urea has a $.04 higher price than anhydrous ammonia, compared to a $.09 historical average.
When Gang Ren whirls the controls of his cryo-electron microscope, he compares it to fine-tuning the gearshift and brakes of a racing bicycle. But this machine at Berkeley Lab is a bit more complex. It costs nearly $1.5 million, operates at the frigid temperature of liquid nitrogen, and it is allowing scientists to see what no one has seen before. He and his colleague Lei Zhang are reporting the first 3-D images of an individual protein ever obtained with enough clarity to determine its structure.