Colossal Biosciences expands its de-extinction mission by acquiring Viagen, the world leader in animal cloning and species ...

WASHINGTON DC — Faced with insufficient support for a measure to completely ban both therapeutic and reproductive cloning in the US, Senator Sam Brownback (Republican) will consider advancing a ...

Scientists have used cloning technology to transform human skin cells into embryonic stem cells, an experiment that may revive the controversy over human cloning. WSJ’s Gautam Naik reports. Photo: ...