ON THE DOUBLE

People love twins. As kids, Julia and I obscurely sensed this in our interactions with other children and adults. We could tell their fascination was intense and loaded with emotion. They seemed to want something from us, but we didn’t have a grip on what it was.
VERY SPECIAL FELINES

It’s a widely held assumption, even by some cat owners, that domestic felines don’t get much socially from being our pets. But a new study out Monday is the latest to suggest that many cats form healthy bonds with their humans, in much the same way as dogs and human babies do.
EIGHT-LEGGED GEEKS

Octopuses, squid, and cuttlefish are true aliens with respect to us. No other intelligent animal is as far from us on the tree of life. They show us that big-brained smartness is not a one-off event, because it evolved independently at least twice.
THE PERKS OF BEING A TECH WORKER

Depending on whom you ask, 2012 represented the apex, the inflection point, or the beginning of the end for Silicon Valley’s startup scene—what cynics called a bubble, optimists called the future, and my future co-workers, high on the fumes of world-historical potential, breathlessly called the ecosystem.

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