After cautious introductions, the bioengineered animals are eating, playing and chasing prey together ...

Researchers have successfully implanted a bioengineered tooth implant — that “grows” into the gum and fuses with existing nerves — into the mouths of rats. In a new paper published in the journal ...

Colossal Biosciences says the dire wolves it introduced in 2025 as part of the company's de-extinction efforts have reached a major milestone: they're now officially hunting as a pack. According to a ...