Researchers analyzed ancient RNA from the extinct creatures. Could this be a “steppingstone” in the quest to bring them back?

In the early 1950s, naturalist Otto Geist was exploring an area north of Fairbanks, Alaska, when he stumbled upon a pair of ...

Scientists have sequenced RNA from a nearly 40,000-year-old woolly mammoth leg, the oldest ancient RNA ever recovered. These ...

The Dallas company working to bring back the woolly mammoth just doubled its nonprofit funding to $100 million. Find out ...

Colossal Biosciences caught our imagination – and elicited memories of "Jurassic Park" – when the Dallas-based biotech company announced back in 2021 it would use cutting-edge genetics editing ...

Colossus Bioscience creation of the woolly mice Tuesday in a news release and posted a scientific paper online detailing the achievement. Scientists implanted genetically modified embryos in female ...

Cara Tabachnick is a news editor at CBSNews.com. Cara began her career on the crime beat at Newsday. She has written for Marie Claire, The Washington Post and The Wall Street Journal. She reports on ...

This week, the world met the woolly “mammouse”—a genetically engineered mouse with woolly mammoth hair. The scientists at Colossal Biosciences who created it think it’s a promising step toward their ...