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Note 10 - Equity (Details Textual) - USD ($)							3 Months Ended		12 Months Ended
Note 10 - Equity (Details Textual) - USD ($)	Mar. 20, 2025	Feb. 28, 2025	Feb. 03, 2025	Jan. 27, 2025	Mar. 27, 2024	Jan. 11, 2024	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Mar. 01, 2024	Mar. 01, 2023
Stock Issued During Period, Value, New Issues								$ 1,463,710
Class of Warrant or Right, Exercises (in shares)							0	0
Class of Warrant or Right, Expired (in shares)							0	0
Class of Warrant Or Right, Issued (in shares)							0	0
Comstock Metals [Member]
Ownership Percentage											20.00%
Subsidiary, Ownership Percentage, Parent							100.00%			96.00%
Subsidiary, Ownership Percentage, Noncontrolling Owner										4.00%
Dr. Villamagna [Member]
Adjustments to Additional Paid in Capital, Other									$ 91,156
Share-Based Payment Arrangement, Expense							$ 0		$ 43,150
ClearThink Agreement 2024 [Member]
Stock Issued During Period, Shares, New Issues (in shares)					25,000
Stock Issued During Period, Value, New Issues					$ 85,000
Kips Bay Note [Member]
Stock Issued During Period, Shares, New Issues (in shares)						30,893
Stock Issued During Period, Value, New Issues						$ 157,895
Unregistered Restricted Stock [Member] \| American Science and Technology Corporation (“AST”) [Member]
Stock Issued During Period, Shares, New Issues (in shares)	985,000
Stock Issued During Period, Value, New Issues	$ 2,482,200
Unregistered Restricted Stock [Member] \| Michael Vogel [Member]
Stock Issued During Period, Shares, New Issues (in shares)		775,000
Stock Issued During Period, Value, New Issues		$ 1,860,000
Conversion of Kips Bay Note 2025 to Common Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)							1,490,624
Debt Conversion, Converted Instrument, Amount							$ 4,001,243
Debt Instrument, Convertible, Conversion Price (in dollars per share)							$ 2.68
Conversion of Kips Bay Note 2025 to Common Stock [Member] \| Registered Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)			66,035
Stock Issued, Percentage of Principal of Debt			3.00%
Debt Conversion, Converted Instrument, Amount			$ 319,149
Conversion of Kips Bay Note 2025 to Common Stock [Member] \| Unregistered Restricted Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)				44,024
Stock Issued, Percentage of Principal of Debt				2.00%
Debt Conversion, Converted Instrument, Amount				$ 212,766
Conversion Of The Alvin Fund 2022 Note and Alvin Fund 2023 Note Into Common Shares [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)							35,366		23,961
Debt Conversion, Converted Instrument, Amount							$ 142,422		$ 116,603
Conversion of 2025 Kips Bay Note into Registered Shares [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)							1,490,624
Debt Conversion, Converted Instrument, Amount							$ 4,001,243
Debt Instrument, Convertible, Conversion Price (in dollars per share)							$ 2.68