I'm not sure who you're referring to by 'your' but it's not clear that any particular person's tax dollars were used. This work is likely government-funded but

I'm not sure who you're referring to by 'your' but it's not clear that any particular person's tax dollars were used. This work is likely government-funded but certain types of research are supported by private organizations and/or donors. EDIT: Also, this article is free provided one registers with Science/AAAS [1]. 1. http://www.sciencemag.org/content/348/6237/1261498.full http://www.sciencemag.org/content/348/6237/1261498.full