Scientists Unveil Lab-Grown “Saber-Tooth” Cub in Breakthrough Genetic Experiment Undisclosed Research Facility — Researchers have sparked global fascination—and intense debate—after revealing what they describe as the first successful laboratory recreation of a saber-toothed tiger–like animal. The footage shows a small cub standing on straw bedding inside a controlled lab enclosure, its most striking feature impossible to miss: two elongated upper canine teeth extending well past its lower jaw,