Cover - shares	3 Months Ended
	Mar. 31, 2021	May 12, 2021
Cover [Abstract]
Entity Registrant Name	MANHATTAN SCIENTIFICS INC
Entity Central Index Key	0001099132
Document Type	10-Q
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Small Business	true
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Current Reporting Status	Yes
Document Period End Date	Mar. 31, 2021
Entity Filer Category	Non-accelerated Filer
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2021
Entity Common Stock Shares Outstanding		559,281,064
Document Quarterly Report	true
Document Transition Report	false
Entity Interactive Data Current	Yes