Scientists Edited Sperm to Bypass an Egg. The Result? A Mouse With Two Dads. Androgenesis may not naturally occur in mammals, but through gene editing, all things are possible.

WASHINGTON — Thanks to a mouse watching clips from “The Matrix,” scientists have created the largest functional map of a brain to date — a diagram of the wiring connecting 84,000 neurons ...

Thanks to a mouse watching clips from “The Matrix,” scientists have created the largest functional map of a brain to date.

WASHINGTON — Thanks to a mouse watching clips from “The Matrix,” scientists have created the largest functional map of a brain to date – a diagram of the wiring connecting 84,000 neurons ...

WASHINGTON — Thanks to a mouse watching clips from “The Matrix,” scientists have created the largest functional map of a brain to date – a diagram of the wiring connecting 84,000 neurons ...

Thanks to a mouse watching clips from “The Matrix,” scientists have created the largest functional map of a brain to date.