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19377

Of course animals think, I’d say. But you say, “Many [scientists] theorized that nonhuman animals react to their surroundings without actually thinking.” My observation over the decades has been that most humans do the same, most of the time. George BlenderSan Diego, Calif. You don’t need all the elaborate experiments described in the article. If […]

Unsure Minds

A controversial set of studies indicates that monkeys and dolphins know when they don't know the answer to certain tasks, an ability that presumably relies on conscious deliberations.

19298

The statement by Kyeongjae Cho that “we don’t have enough platinum” for a hydrogen economy based on fuel cells is simply wrong.