Do animals cry?

Maria Konnikova on the appearance and the authenticity of emotion in the animal kingdom--and how we can use science to explore it.

Sherlock Holmes and the infamous brain attic

Illustration: tisserande

Maria Konnikova is the author of Mastermind: How to think Like Sherlock Holmes, out January 2013 from Viking, and a blogger at Scientific American. Visit her website and follow her on Twitter.

One of the most widely held notions about Sherlock Holmes has to do with his supposed ignorance of Copernican theory. “What the deuce is [the solar system] to me?” he exclaims to Watson in A Study in Scarlet. “You say that we go round the sun. If we went round the moon it would not make a pennyworth of difference to me or to my work.” And now that he knows that fact? “I shall do my best to forget it,” he promises. Read the rest