Everything became imbued with a sense of vitality and life and vividness. If I picked up a pebble from the beach, it would move. It would glisten and gleam and sparkle and be absolutely…

In the 21st century, neuroscience has been able to extend our understanding of the brain beyond brain anatomy to an increasingly functional view of cognition. Every year brings new…

One autumn afternoon in the bowels of UC Berkeley’s Li Ka Shing Center, I was looking at my brain. I had just spent 10 minutes inside the 3 Tesla MRI scanner, the technical name…

The 21st century is a time of great scientific discovery. Cars are driving themselves. Vaccines against deadly new viruses are created in less than a year. The latest Mars Rover is…

Carl Hart is a neuroscientist and Ziff Professor of Psychology at Columbia University—he was the first tenured African-American professor of sciences at Columbia. His research focuses…

Without a doubt, the biggest questions about dreaming are all variants on this question: Why do we dream? We began studying dreaming in the early 1990s and, between the two of us,…

Some evolutionary biologists say that after we pass reproductive age, nature, like a cat who’s been fed, is done with us. The bodily systems that thrived and repaired themselves…

The Chinese artist Xu Bing has long experimented to stunning effect with the limits of the written form. Last year I visited the Centre del Carme in Valencia, Spain, to see a retrospective…

Imagine that someone asked you to come up with a sequence of five words. In any other year, some idiosyncratic combination would likely come to mind. This year, though, one five-word…

Hiking the Franconia Ridge Loop is an intimidating proposition. The trail, in the heart of New Hampshire’s White Mountain National Forest, is close to 9 miles long, and peaks at…