Members of Congress exploded Thursday over reports that taxpayer money has paid for experiments using “transgender lab rats,” saying it was time to shut down the government’s animal-testing industry.

Scientists have discovered a more robust way of grouping chemicals and using read-across for toxicological data to meet regulatory requirements, which could greatly reduce animal testing. Scientists ...

(via SciShow) We've been using lab rats for over a hundred years, and they've been part of some of the biggest medical breakthroughs ever. But what comes next? From organs on a chip to computer ...

STEMart announces the expansion of its genetic toxicology capabilities with the In Vivo Rat Micronucleus Test services. NEW YORK, NY, UNITED STATES, January 26, 2026 ...