The lifespan of Xenopus laevis is presented in unprecedented detail using high-quality X-ray microtomography images and 3D reconstructions to reveal embryonic development and metamorphosis processes ...

Swarms of tiny living robots can self-replicate in a dish by pushing loose cells together. The xenobots – made from frog cells – are the first multicellular organisms found to reproduce in this way.

The world's first living robot is now able to replicate itself in a unique way. Xenobots are robots made from the stem cells of the Xenopus laevis, an African clawed frog. Sam Kriegman, a scientist ...

The robots are alive, and now they can reproduce. That’s not a sequel to “The Terminator.” It’s the result of new research showing that microscopic life-forms made of frogs’ stem cells can ...

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