Tuesday, October 13Global edition

Biology

Genes, cells, the living world

The human brain is two separate organs, Stanford researchers find

Front and back develop from entirely distinct cell populations that never overlap — a pattern preserved across species for at least 550 million years. The discovery has already allowed scientists to grow functional hindbrain motor neurons in the lab for the first time, opening a new path for research into ALS and other brainstem diseases.

2 min read