CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Statement [Abstract]
Revenues	$ 0	$ 240,000	$ 0
Costs and Expenses
Operating expenses	2,915,369	3,284,666	11,884,775
Research and development expenses	577,501	893,452	2,011,486
Loss before other income (expense)	(3,492,870)	(3,938,118)	(13,896,261)
Other income (expense)
Other income (loss)	11,258	(28,598)	(23,549)
Interest and financing expense	(747,342)	(39,619)	(260)
Change in fair value of derivative liabilities	0	0	(220,614)
Gain on extinguishment of derivative liabilities	0	0	3,441,752
Gain on disposition of equipment	0	0	41,923
Net loss	$ (4,228,954)	$ (4,006,335)	$ (10,657,009)
Net loss per common share, basic and diluted	$ (.02)	$ (0.02)	$ (0.07)
Weighted average common shares outstanding, basic and diluted	182,267,719	180,386,712	160,958,284