Why we shouldn’t worry about leaving print behind.

Hill Street Studios/Getty Images When children grow up in poverty, their brains can take a different shape. That’s one of the stark and uncomfortable findings from the lab of Kimberly Noble, a pediatrician and cognitive neuroscientist at Teachers College, Columbia University. Noble has used MRI scans to study the brains of children and found that […]

How online fear feeds political smear campaigns, stock market rumors, and ISIS propaganda.

Most neuroscientists believe that the brain learns by rewiring itself—by changing the strength of connections between brain cells, or neurons. But experimental results published last year, from a lab at Lund University in Sweden, hint that we need to change our approach. They suggest the brain learns in a way more analogous to that of […]

Imagine that a loved one, let’s say your brother, has suffered a serious brain injury. After languishing in a coma, he finally “emerges”—that is, he cycles between sleep and wakefulness, yanks his hand away when it’s pricked, is startled by loud noises, and so on. But it’s not clear that he’s ever truly awake; his […]

Santiago Ramón y Cajal recorded his dreams to prove Freud wrong.