This study offers some of the most recent evidence that people perceive all sorts of interesting things about one another through olfaction. Apparently the tears sent a message that romance was off the table. The tears did not elicit empathy in a standard lab test, but they did reduce the men’s sexual arousal and testosterone levels. He and his colleagues had women watch a sad movie scene, collected their tears and placed samples of the unidentified fluid under men’s noses. “You might think-we did-that tears might create empathy,” says Noam Sobel, a neurobiologist at the Weizmann Institute of Science in Israel. But the smell of tears, researchers say, has a different effect. The sight of someone in tears might make you feel concerned.
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