Extinction is still forever. But scientists at a biotech company are trying what they say is the next best thing to restoring ...

could rapidly grow organized blood vessels in live rats. "The researchers' hybrid approach to revascularization represents a significant advance in the field of tissue engineering and regeneration.

Biomedical engineer Thomas DeMarse has “created a living 'brain' of cultured rat cells that now controls an F-22 fighter jet flight simulator” (Discovery Channel, USA, 22 October). DeMarse ...

These are 'woolly mice' genetically modified by de-extinction company Colossa to carry traits associated with surviving in ...