The sensation of “Hey, this is a dream!” is known as lucid dreaming. Those who naturally become lucid while dreaming, probably a small segment of the population, also report adventures that...

I’m an exercise procrastinator, as I’ve admitted before on this blog. Rationally I know that daily exercise will be good for me in the long run. But it’s hard to get motivated by...

This Sunday is World Laughter Day, a 16-year-old holiday puffed into existence by the guy who created something called “laughter yoga.” That means that all weekend long we’re going to be bombarded with...

My headline may be a bit misleading. Albert Einstein, the Nobel prize-winning physicist who gave the world the theory of relativity, E = mc2, and the law of the photoelectric effect, obviously had a...

About a year ago I wrote a story about the hottest new animal model in neuroscience: baby zebrafish. The critters are not much to look at. They’re the size and shape of...

Trauma is insidious. It not only increases a person’s risk for psychiatric disorders, but can also spill over into the next generation. People who were traumatized during the Khmer Rouge genocide...

A hot debate has broken out among scientists who study microglia, the glorious cells best known as the soldiers of the brain’s immune system. OK, “debate” may be a strong word;...

In this month’s issue of Popular Science, I wrote a (very) short column about “hardwired” sex differences in the human brain. My premise: There aren’t any meaningful differences, and the studies that go after...