Studies that make brainlike structures or add human cells to animal brains are ethical, panel says

Scientists identify new differences between the sexes in age-related changes to brain stem cells

Society is not ready to make human brains

A mysterious neurological disease is afflicting endangered Florida panthers. A disease known as feline leukomyelopathy has likely stricken 37 panthers and bobcats, leading to concerns about the impact on Florida’s state animal.