“The authors’ primary finding that human-like prenatal growth rates emerged less than one million years ago, in concert with major increases in brain size, is convincing,” says Anna Warrener, Assistant Professor of Anthropology. “Teeth are frequently found in the fossil record and would be a fantastic tool for such evaluations in the future,” she says.

Our ancestors’ prenatal growth sped up after we split from chimps
New Scientist, Oct. 3