Human evolution wasn't a steady march toward bigger brains and better tools, a new study argues. Researchers compared 87 fossil skull fragments against six evolutionary models ranging from random ...

Here’s what you’ll learn when you read this story: Human evolution wasn’t a steady march toward bigger brains and better tools, a new study argues. Researchers compared 87 fossil skull fragments ...

"Hearst Magazines and AOL may earn commission or revenue on some items through these links." “We compared this exceptional dataset with six different evolutionary models using statistical analyses to ...