document.write("«&nbsp;<a href='/news/view?id=140050'>Aerobatics of flying saucers. (arXiv:1810.04852v1 [math.DG])</a>");document.write(" | ");document.write("<a href='/news/view?id=140052'>Amazon patents Alexa tech to tell if you’re sick, depressed and sell you meds</a>&nbsp;»");