Smooth fetal brain.

How, not why, the human brain folds

February 1, 2016

The distinctive troughs and crests of the human brain are not present in most animals; highly folded brains are seen only in a handful of species, including some primates, dolphins, elephants, and pigs. In humans, folding begins in fetal brains around the 20th week of gestation and is completed only when the child is about 18 months old.

Matthew Liebmann, the John and Ruth Hazel Associate Professor of the Social Sciences in the Department of Anthropology.

New World devastation

January 28, 2016

There is little dispute that in the wake of European colonists’ arrival in the New World, Native American populations were decimated by disease and conflict. But debate has continued around the timing, magnitude, and wider effects of this depopulation.

By using a simple game, researchers found that young children were quick to reject distributions in which the other person received more candy, a reaction known as disadvantageous inequity aversion.

A focus on fairness

November 18, 2015

Fairness may be a necessity of human civilization, allowing people to share valuable resources. But does it develop the same way, and at the same pace, across all human cultures?

A new Harvard study suggests that the answer may be no.

Video: Success on, and off, the field

Less football than life

November 18, 2015

Tim Murphy has a recurring nightmare that it’s game day, and he can’t find the venue. He always jerks awake in a cold sweat.

But in real life, Murphy always shows up, and so does his Crimson football team. That was never truer than in the Oct. 30 game against Dartmouth, a potent opponent with a real shot at toppling the winning empire Murphy and his men have so painstakingly built.