During his address to Congress on March 4, Donald Trump alleged that the Biden administration had spent $8 million "for making mice transgender." Here's the real story.

Following U.S. President Donald Trump's address to Congress on Mar. 4, 2025, a rumor circulated online that he misspoke when he said the government used taxpayer money to fund research on "making mice transgender" — a claim we also investigated.

Following President Donald Trump’s claims earlier this week that the Biden government allocated $8 million so that scientists could attempt to make mice transgender, people have been left to try and figure out what exactly he’s talking about.