The Limits of Brain-Fitness Programs

“It seems that playing computer games designed to work your powers of perception, memory and attention can lead to significant and lasting improvement in one’s ability to play those very games. But the benefits don’t transfer. You may perform the relevant tasks like a 20-year-old, but you’ll still have the mind of a 60-year-old.”

This Man Predicted the Multiverse in the 13th Century

“When physicists translated a 13th-century Latin text into modern equations, they discovered that the English theologian who wrote it had unwittingly predicted the idea of the multiverse in 1225. While the work probably won’t advance current models, it does show that some of the philosophical conundrums posed by cosmology are surprisingly pervasive.”

Why Is Hollywood So Obsessed With Doppelgängers Lately?

“Our active pursuit of our own doppelgängers, though, would strike many throughout history as odd, if not suicidal: Encountering your match has long been considered a harbinger of death, or at least very bad luck. We all have a double in the world, the mythology goes, and most of us will never meet that person. But if we do, the universe only has space for one.”

Science Says: To Be Happy, Shed Your Obsession With Owning Things

Duh? “People can get caught in a negative spiral in which they have unrealistic expectations of how happy material goods will make them. When their experience falls short of those expectations, their instinct is to seek out something new to purchase, putting them in an endless loop of anticipation and disappointment that does not leave room for gratitude.”