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Note 11 - Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($)	Dec. 31, 2025	Dec. 31, 2024
Net operating loss	$ 21,388,936	$ 10,417,666
Research and development credits	2,367,496	1,228,255
Capitalized research expenditures	3,289,629	6,392,545
Stock-based compensation	977,321	698,886
Charitable contributions	2,130	1,321
Intangibles	182,441	193,106
Gross deferred tax assets	28,207,953	18,931,779
Less valuation allowance	(27,687,487)	(18,557,844)
Total deferred tax assets	520,466	373,935
Prepaids	(520,466)	(373,935)
Gross deferred tax liabilities	(520,466)	(373,935)
Deferred tax assets, net	$ 0	$ 0

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