USANEWSBEST

Science

The Whole Story of How Humans Evolved From Great Apes

More than 2 million years ago, a mutation reduced the power of the chewing muscles in human ancestors. That may indicate they were doing more food preparation, but also possibly making more controlled use of their mouths. Expanded nerve outlets in the thoracic vertebrae appeared in Homo erectusindicating the millisecond control of breathing that is […]

Science

Great apes may have cognitive foundations for language

You see a cat chasing a mouse. You probably don’t realize it, but as soon as you catch sight of this scene unfolding, your brain makes a key distinction between the cat and the mouse: It identifies who’s chasing, and who’s being chased. This capacity to distinguish between the “agent” (the entity performing an action) […]